Search found 2 matches

by gbleck
Thu Feb 11, 2016 7:37 pm UTC
Forum: What If?
Topic: What-If 0144: "Saliva Pool"
Replies: 18
Views: 13477

Re: What-If 0144: "Saliva Pool"

Interesting...

Study on Surface Tension and Evaporation Rate of Human Saliva, Saline, and Water Droplets
by Zhang, Tian, M.S., WEST VIRGINIA UNIVERSITY, 2011

Someone has done this research. Could be useful for CPAP designs maybe?
by gbleck
Thu Feb 11, 2016 6:08 pm UTC
Forum: What If?
Topic: What-If 0145: "Fire From Moonlight"
Replies: 157
Views: 72641

Re: What-If 0145: "Fire From Moonlight"

Can you use a magnifying glass and moonlight to light a fire? Things other then wood should work for this question as it just asks about lighting a fire and doesn't specify what is on fire. Siline would work but you would have to try this on a cool night as it's ignition temp is 21C or 70 F. Altern...

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