WIRED SCIENCE | Dr. Schrempp's Chem Lab | PBS
5:45
Added: 4 years ago
From: PBS
Views: 2,884
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  • This is not the correct vid for the description. they made a hand warmer, not flash paper

    phenoix75 5 days ago in playlist Favorite videos

  • he's my 6th period teacher x]

    123ilovefart 2 years ago

  • wrong video but i do love chris hardwick he is very funny in HARD N PHIRM

    mastodon42393 3 years ago

  • omg to the geek mobile

    alimaong 4 years ago

  • People who like science may be called geeks, but at least we won't be flipping burgers for a living at 35.

    crystalblade20 4 years ago 6

  • So, those crystals are smokeless gunpowder, then?

    jonesr999 4 years ago

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