Making a Cheap Vacuum Pump
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Uploader Comments (CoconutScienceLab)
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All Comments (29)
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thats not and too cheap!!
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my foot hurts
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It doesn't look like its working.
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@pinoybelle have you ever considered submerging it in mineral oil?
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how did u drill the glass?
arsacd 23 hours ago
@arsacd -it's plastic. I just used a regular set of drill bits.
CoconutScienceLab 15 hours ago
What level of absolute vacuum does this make?
TheAnachronist 1 day ago
@TheAnachronist -I haven't measured it yet, but maybe in the future I'll post something.
CoconutScienceLab 15 hours ago
can it actually suck dirt??
mizzbluer3ui3r 2 weeks ago
@mizzbluer3ui3r -it is not designed for vacuuming up dirt. It's designed for pumping the air out of a container.
CoconutScienceLab 2 weeks ago