Added: 8 months ago
From: Thunderf00t
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  • Bananas are an excellent source of Potassium.

  • sounds so weird...

  • @Some comments below certian foods like bananas would't teact because the potassium's valence electrons are already bonded with other atoms.

  • HHey TF00T, is potassium more reactive in water than sodium? I've played with Na but not with K

  • so if i put my banana in water...

  • Richard Dawkins: "Science is interesting. If you don't agree you can fuck off."

  • What are the products of the Potassium's oxidisation and are they toxic?

  • @Rickymjam I'm no expert, but I don't think it's oxidizing, though it may be ionizing (oxidizing would be "burning" involving oxygen). As far as I know, the reaction is 2K(s) + 2H2O(l) = 2KOH(aq) + H2(g) + e (two parts potasium solid plus two parts liquid water produces two parts potassium hydroxide solution plus one part hydrogen gas plus energy)

  • @Rickymjam I guess though that the hydrogen gas IS oxidizing, which is 2H2(g) + O2(g) = 2H2O(l) + e

  • fuckin' bananas, how do they work?

  • Science!

  • Here I thought it was a Michael Jackson video.

  • Oh that was cool as shit!

  • Cool!

  • sounds like the aliens from signs

  • sounded like the alien conversation from Signs lmfao

  • VERY Cool Video. :D. I'm going to send this series to everyone I know w teenagers, as well as adult friends who love science. Great to see someone having fun while teaching something interesting. It got me wondering how that works :)

  • Blowing something up again, Thunderfoot?

    How old are you anyway?

  • That's a simple school experiment.

  • @ShwangShwing look the following videos

  • Get some Francium and then i'll subscribe.

  • you need to spend less time experimentiddlying with sorcery and dark powers from satan, and more time reading your bible, son.

  • That was fucking cool bro

  • now do fulminated mercury, Mr. White!

  • Nice

  • that was fucking cool,nice video TF

  • sound from under water.

    SOUND FROM UNDER WATER!

  • so where is the tiny univerce for this small bang? acording to evilutionism there should be a small univeerce there.I dont see one sporty.

  • @NephilimfreePHD evolution of life on earth: nothing to do with cosmology. 

  • @viridismonasteriense You have to realize that like most creationists, Neph-boi likely got his "PHD" from a "diploma mill" Most likely from the same unaccredited place fraudster Kent Hovind got his. Even though cosmology has ZIP to do with evolution, it can STILL be used to prove that the FALSE teaching of YEC is utter garbage.Things like "stellar evolution" alone help prove YEC false...as we literally are stardust...

  • @NephilimfreePHD

    Facepalm.

  • @NephilimfreePHD  You're not one of the bright ones, are you?

  • @NephilimfreePHD According to creationism, the flinstones is a documentary.

  • @NephilimfreePHD Cosmosology, astronomy & astrophysics have ZIP to do with evolution. They can however be used to UTTERLY disprove the false teaching of YEC. If the universe were ONLY 6K YO as you state, given that "c"(the speed of light) is a UNCHANGING CONSTANT that has been VERIFIED in numerous experiments, NOTHING further than 6000 LY would be visible. Hmmmbye bye Milky Way & Magellanic clouds.....EPIC FAIL...AGAIN!!

  • @NephilimfreePHD Oh you silly goose. I mean, the evidence for evolution is right in front of you! Also, how could you get two sciences studying two different fields so mixed up? Oh...wait....I know how! You're willfully ignorant of how science effects your life! Yay! Not. Go live in a cave, you can worship your lies away from science there.

  • watch?v=QSZ-3wScePM

    In that video, skip to 1:05 to see Caesium's reaction to water. Hot dang!

  • OMG at 36 seconds the potassium disappears like wtf what happened to it

  • Fucking nice. Wanna try this out later.

  • Lighting up potassium strips and watching the resulting flashes (with goggles and not focusing directly on the flashes, of course) was the one thing in chemistry class I remember most vividly. Science teachers could make class much more memorable if they took advantage of cool scientific phenomena like this one.

  • I've actually got a scar on my hand where some K burnt me :L

    Also, Potassium doesn't react violently with water because it's electropositive, but because GOD DID IT. Just so you know.

  • Nigga please

  • Can it be used in naval warfare?

  • Damn it, cool science videos like this are like bribery to keep my subbed after that whole biggoted giant squid muslim broad generalization episode! Ugh.... More like this and you'll have me back. I can't resist shiny science videos...

  • What happened to the grain of Potassium - it exploded and flew out of the container or exploded to smaller bits that dissolved in the water?

  • @Carbide195 Thank you for the reply.

    MrKayaFisho was not trolling. What he made was a tongue-in-cheek comment.

    The funniest thing is that ... not only did you not realize THAT, but when I did the exact same thing to you, that you had done to him, you recognized how stupid it was to post in such a manner!

    So your criticism is actually for yourself.

    How poetic :)

  • Um, really? Back in middle school...

  • And I've seen the actor featured in the video before too, it just hit me!

    watch?v=z_3UHApUwW4

  • I love the sound.

  • Somebody should cut that with some orgasm sounds!

  • @jfraas1 Android orgasm. :)

  • Wow! that was awesome.

  • I think potassium + water was every 15 year old boy's favourite science class experiment!

  • @cupofcustard HEY! Girls enjoy explody things too! :)

  • @DissenteensInRevolt

    I stand corrected!

  • Where it go!?!

  • KABOOM

  • thunderf00t could hijack a plain if he wanted to..

  • @viilips whoa, don't leave us hanging like that! You need a noun after that adjective. A "plain" what? A plain donut?

  • @comeade

    I think he means a flat section of land, such as the Great Plains. I can see it now, Tf00t rampaging across Central US with water and potassium, terrifying the prairie dogs...

  • Sounds like my morning shit.

  • Yum

  • That sound from 0:36 to 0:43 sounds like a sound effect from Half-Life.

  • can you shoot water thru a tube of potassium and create thrust ?

  • @RevWillie56 Doubt it reacts fast enough for that....you'd have to look in to its rates first. Even then i doubt it.

  • @Horathgar42 Sodium and Potassium with a liberal dose of WD40 to slow down the burn. Two Coffee Cans, bunch of Tennis Balls... a Remote pin hole Camera, sending unit and a 9v Battery. Strapped up an Altimeter watch. -GONE- ... Really Nice 6 minute burn. (now I have to go find another watch...) If you're out in space and come across a couple of burnt coffee cans with tennis balls, a pin hole camera, 9v battery, sending unit, and a watch; Please scoop it up for me and bring it back home :)

  • awesomesause!

  • God damn when was the last time this guy got laid?

  • @misterclownface More recently than you have. What do you do that is so cool?

  • Yay for cc by sa!

  • Thuderf00t? More like a young Gandalf..

  • @macnadoodle  Gandolf, is that you?

  • intradestinguuu

  • Stop going on about francium. There are only about 20 grams of it on Earth at any given time, scattered around the world.

  • I remember my high school teacher doing this demonstration 40 years ago!

  • Oh God, how wonderful you are, the creator of:

    * potassium.

    * water.

    * light.

    * shadow

  • @omgBreakingDawn Yeah, I thought I heard something like that somewhere.

  • @TheReaverOfDarkness I wrote a short paper on it about a year ago :P

  • Cool stuff. But Waaaaay to many commentors appear to have watched that bullshit Braniac clip.

  • cool but why are you showing this?

  • @FlashAstronomy The real question is why are you watching this?

  • @Vendeteran Because it says AMAZING in the title :p

  • dat truly be da devils witchcraft. Joking, great video.

  • I like it how the video say creative commons at the end of the video but the video it self is licensed with a standard Youtube licenses.

  • This brings back memories of my chemistry teacher putting too much sodium in the trough of water on our first day of doing chemistry in the lab, ever. There are still scorch marks on the roof. :-D

  • Lithium = meh

    Sodium = hmm

    Potassium = oh

    Rubidium = aaah

    Caesium = yeaaaah

    Francium = HELLS FUCKING YEAH BABY

  • @omgBreakingDawn Good luck getting some Francium...

  • @sladeoss It's highly radioactive is it not?

  • @sladeoss Considering it's half-life is around 1300 seconds, it may be a problem :)

  • @omgBreakingDawn Francium rules, but can you actually accumulate enough to see it?

  • @TheReaverOfDarkness I don't think so - not enough could be synthesised in any capacity that would give anyone a chance to react it, let alone see it. If it is formed through radioactive decay, it would only be present for a few minutes (1300-ish seconds), and it likely wouldn't be formed in quantities large enough to be seen.

  • @omgBreakingDawn Litiumd isn't one of the number one family. It doesn't explode in water to my knowledge.

  • @geeca85 Lithium does a rather lame slight fizz. It's pretty boring, actually. Sodium doesn't explode, either, but it does fizz harder and skid around the water a bit. Potassium sets itself on fire and fizzes quite a bit. Rubidium breaks the water bath. Caesium breaks the table and any objects in the near vicinity. Francium would destroy the table, the floor and the building - probably. But we can't get enough of it to test it.

  • @omgBreakingDawn Sodium will explode if you use enough of it.

    Rubidium and cesium are actually a bit disappointing. Their higher atomic weights mean fewer atoms per gram, and therefore less hydrogen liberated. You'd need more of the stuff for the same explosion. (If your description is from the British TV show Brainiac, those Rb and Cs explosions were faked.)

  • @omgBreakingDawn Francium = turining you into a glowing fallout supermutant. if you can manage to get any in the first place

  • @draconshain It's a beta emitter, so it will probably just cause you cell damage close range in small doses. I think it's gamma you're thinking of...

  • This is actually a small piece of Chuck Norris turd

  • i don't understand what's going on here, but it looks fucking cool

  • @JamesEzSecretChannel Potassium, along with Sodium and some other elements, react with water. Two of the outputs of this reaction are hydrogen gas and heat. The heat is sufficient to ignite the hydrogen so you get a flame. That's the limit of my knowledge but I hope it helps you.

  • w00t back to the good stuff

  • ITS THE DEVIL !!!!!

  • Sick

  • done this nearly 20 years ago in science class, was an awesome little expiriment..

  • Is this the chemical that you have to store in gasoline?

  • @InYourFaceNewYorker Yeah, you have to store it under oil I think.

  • Use Francium the next time. No but i would like to see the power of Francium have never really seen that.

  • @mrfuzzer1 Sadly you are unlikely to. There are various isotopes of francium but they are all radioactive and have very short half-lives (about 20 minutes). I think that, at any one time, there is only about 25g of Francium on the planet so collecting enough together to drop some in water would be extremely difficult. Shame though isn't it!

  • I am surprised the the Potassium seemed to pretty much stay in one spot. I have seen it shoot around on the surface of the water before.

  • what's the point of calling yourselves a nation of science if you can't even tell 9/11 was an inside job? The truth is when it matters you are all stupid

  • @edwardtang1977 heeheehee....there are still people claiming this? Thanks...that made me smile.

  • @mikepictor well your dollar will collaspe next...due to your ignorance..there are other people in the world you know, you just look stupid....get ready for your food stamps

  • Cool

  • Rb would have been better. I will get to do that sometime this summer.

  • @lotmein20 whoops guess that should have been directed to @MartyJSwizzle. Sorry I actually do agree with your comments. sooooo... Come on Marty, wake up and read a science book. Evolution totally is testable and has been tested.

  • That sound is almost identical to the waveshape you get from a hot frying pan and a drop of water from the Leidenfrost effect, just pitch shifted :)

  • Chemistry is awesome! Thanks for the video, especially the underwater perspective, I've never seen a "flaming" reaction from the angle.

  • that was kinda cool =^.^=

  • Caesium, please!

  • not bad filming for a science hippie. someone could possibly make good ambient music and video from it.

  • Comment removed

  • I am afraid the periodicvideos one is rather better...

  • note to self, don't bring bananas on a fishing trip.

  • What's the point of this?

  • @FreeFromWar Because it's cool? Tf00t, in addition to making awesome vids about theism, also makes really cool videos about the natural world(such as "Free Your Mind").

    Kickass explosion, Tf00t, now I can definitely see what the textbooks mean by "violently." :P

  • cool bro

  • Google theodoregray sodium party for some awesome alkali metal explosions. Mr. Gray also details the safety precautions he took.

  • that was awesome... it sounds so earthy... loved the ring at the end from the explosion.

  • yay! alkali metals and water.

    more science videos! please. explosions are cool too.

  • Use to do this 25 years ago with the potassium out of orange street lights.

  • Did it pop out of the container at the end?

  • Whoa! Bitch made fireworks!

  • wow, this was beautiful!

  • COOL!

  • Disappearing potassium!

  • @MartyJSwizzle

    Bacteria mutate in ways that make the immune system less able to kill them, which allows them to reproduce more; do you agree mutations beneficial to the organism they occur in are in principle possible, at least at the bacterial level?

    Bacteria with that mutant gene become predominant in the population while bacteria without it die off; do you disagree that this happens, if not is it natural selection?

    If these occur on small scale, what would stop them continuing longterm?

  • @MartyJSwizzle

    The similarities between organisms are observations in need of an explanation. They do not directly evidence evolution but, as that theory is consistent with the many things we observe (and just as crucially, nothing it predicts we shouldn't see has been seen) it seems necessary to explain this, as well as the fossils and geographical distribution of life. Do you have a simpler, more coherent explanation for all this?

  • @MartyJSwizzle

    If something like a fossil rabbit in the preCambrian strata, or a crocodile giving birth to a duck, or an irriducably complex organ, were discovered it would clearly modify the theory of evolution; but whatever replaced evolution would have to explain the mountain of evidence the theory does, so like no observation could disprove the theory of the atom or gravity at this point, merely modify what we've got, I doubt any observation could lead to a total replacement of evolution

  • @lotmein20 - Don't bother sending me anything because I have already read it all. There is no evidence. Micro-evolution is limited within it's own species and is not proof of macro-evolution. There's no evidence to connect the two. Time is not God and since the only real way to prove evolution is over TIME, no one will live long enough to observe it. Therefore, evolution is a belief based upon faith; it is not science.

  • @MartyJSwizzle go get a clue

  • @MartyJSwizzle What about the micro evolution that occurred between the Lion and the Tiger?

  • @nanaforiod - What about it? The lion and the tiger are from the same "kind" family and they can reproduce and have offspring of both lion and tiger features. Other kinds within this kind are the panther, leopard, lynx, puma, household cat, etc. Within the micro-evolution of this kind there are limited features each animal can have; all will look like they are from the Filidae family but none will have features of any other kinds of animals such as from the Canidae or Marsupial families.

  • @MartyJSwizzle Micro-evolution and macro-evolution are the same thing... If you can speciation can occure (it can, google it, there are many recorded examples of it), there is no reason why a 'kind' cannot evolve into another, is there?

  • @MartyJSwizzle Before you said limited by species...

    What you just described as "micro-evolution" is actually evolution. The cat family is a family off animals of different species and because they are different species they do imply evolution from a common ancestor.

    What you said about not having features from different families is false as well. Animals in the Canine family have many similarities (similar "features") to species in the Feline family. Bone structure being one example.

  • @nanaforiod - I'm not here to debate evolution. I will not debate evolution here. This video is about science and my point is that science should be something that anyone can test, observe and repeat day in and day out and I do not believe that evolution is capable of doing that. That's what I believe, you may disagree but that's my point.

  • @MartyJSwizzle Evolution (or at least natural selection) can be tested using E. Coli...

    You cannot say that you are not here to debate when you posted "Evolution is not science"...

    What do you care about science anyway? You believe in God who is a contradiction of science and the scientific method.

  • @MartyJSwizzle

    Actually, the theory of Evolution can and has been tested, observed and repeated day in and day out. That's not what i believe but what is supported by evidence. You may disagree.

  • @LetalisLatrodectus - I told you, I do believe it can be tested, observed and repeated in real time on video and yes, I do disagree.

  • @MartyJSwizzle E. Coli. Also the Millers experiments on the Origin of Life. Just two examples...

    I have told you how micro evolution can occur cross species. If you still do not understand why I believe what I believe then you are willfully ignorant.

  • @MartyJSwizzle

    Do you agree that rivers erode their banks, and cliffs are weathered? If so do you believe it is safe to assume these processes will continue into the future, and make preparations if your house happens to be near the top of a cliff or something? If you think they will continue into the future, do you believe they continue into the past, if not why?

    If you think it is safe to assume this with erosion, why would you not with evolution, if you accept the short-term process?

  • @MartyJSwizzle

    We cannot see any history directly, only infer from the artifacts they left behind what happened; unless it is invalid to claim the civil war and industrial revolution happened why is it wrong to claim natural history, like evolution and weathering of cliffs or erosion of mountains happened?

    All prediction weather from common sense or physics involves inference from what happened in the past to what will happen in future.

    Direct observations infer our perceptions are true even

  • @lotmein20 come on... that's not true! Evolution IS testable AND observable. Especially at the level of microbes.

  • To think... why use mass amounts of nuclear bombs when you can just use potassium and water -_-'

  • @lotmein20 - I have yet to see a fish evolve into a man; it's impossible. You cannot test evolution; you can only test chemicals, cells, DNA and repeat but you cannot observe evolution. You assume it it evolution but it cannot ever be proven. If you have deluded yourself into thinking that carbon dating, testing DNA is evolution then be my guest but it will never be proven because evolution is a theory, unproven and NOT a fact.

  • @MartyJSwizzle Did any scientist ever tell you that evolution is false if you don't get to see fish evolve into humans? Nobody ever said that to me, so I assume it's just a criterion you made up. Nobody is interested in things you make up. Clearly you don't understand the theory of evolution, so your opinions about it are irrelevant.

  • Next up Francium and boiling water!

  • 76 people believe that potassium burn out is insulting to Muslims and Tf should return back to his science videos.

  • You kids should get a life...

  • That is brilliant.

    I love the mythbusters show on the TV too, somehow i never tire of things going boom

  • SCIENCE!!!

    It works, bitches.

  • Thank you Jesus for potassium and water. What will you think of next?

  • Science!! Win!

  • sounds like a baby predator being born

  • Hey Thunderfoot, I like your new science videos, but please don't neglect the anti-creationist/religion stuff!

  • yum yum yum... THIS is why I'm subscribed to you, tf00t. Science.. love it

  • Is there any chance you could do the sulphuric acid and sugar reaction?

  • how about some more WDPLAC?? Please :D