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Science

Fumesucker

(45,851 posts)

8. Not to throw cold water on this idea

Reply to Judi Lynn (Original post)

Fri Oct 4, 2013, 07:01 AM

Oct 2013

But that flashlight is going to work less and less well as the ambient temperature approaches body temperature.

Pretty good in Canada, somewhat less so in Bangladesh.

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Highlight:

Canadian teen�s battery-free �hollow flashlight� could bring light to developing world [View all] Judi Lynn Oct 2013 OP

Cool but... bunnies Oct 2013 #1

yeah, or hand-crank phantom power Oct 2013 #2

forgot about those. bunnies Oct 2013 #3

The moving parts in them are easily broken. kestrel91316 Oct 2013 #4

I have one you have to keep gripping to spin the generator, that gets tiring... AnotherDreamWeaver Oct 2013 #5

Tell me about it theHandpuppet Oct 2013 #6

Vive la jeunesse ! Well, done, young lady! Surya Gayatri Oct 2013 #7

Not to throw cold water on this idea Fumesucker Oct 2013 #8

But if you throw cold water on her idea, wouldn't it help? whopis01 Oct 2013 #9

That's one of the things I like about DU Fumesucker Oct 2013 #11

Very very Cool Smickey Oct 2013 #10