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www.life123.com/question/Armpit-Hair-Purpose
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Hair on the head probably serves a dual purpose: preventing heat loss when it's cold (body heat is lost ... Pubic and axillary (armpit) hair are examples ... Armpit hair seems completely useless.
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www.ask.com/faqcentral/hotplate.html
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Strange that they'd allow those weird useless grills and not a hotplate. I wonder if they ... While manikins and hotplates use similar basic principles to determine heat loss and insulation values,
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www.apollon.uio.no/vis/art/2011_4/artikler/temperature
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Sep 11, 2011 ... Over half of all the energy in the world is lost as useless waste heat. Much of this heat loss can now be converted to electricity.
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me.eng.usf.edu/about/articles/Is%20it%20Really%20Green,...
me.eng.usf.edu/about/articles/Is%20it%20Really%20Green,%20or%20Just%20Marketing.pdf
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The engineer knows that heat is useful to run the dishwasher, so how do I eliminate useless heat loss? Exergy also involves something as basic as knowing ...
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www.ftexploring.com/energy/2nd_Law.html
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It gets less useful, until finally, it becomes mostly useless (at least as far as its .... more energy from these losses trickles away into the surroundings as heat.
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www.energyvanguard.com/blog-building-science-HERS-BPI/b...
www.energyvanguard.com/blog-building-science-HERS-BPI/bid/33564/Cold-Interior-Walls-Useless-Insulation-and-Building-Science
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Dec 3, 2010 ... Cold Interior Walls, Useless Insulation, and Building Science ... If you want to understand heat loss in your home, you often have to follow the ...
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www.sarec.ca/ice/h-loss.htm
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Thick, cotton clothes are comfortable and act as a good insulator but cotton is useless when wet or damp. Convection: Body heat is lost when the dead air ...
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www.doityourself.com/forum/boilers-home-heating-steam-h...
www.doityourself.com/forum/boilers-home-heating-steam-hot-water-systems/444169-reverse-return-system-useless-when-emitter-piping-over-sized.html
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Let's say you have a 10k btu heat loss and are using over sized piping that carries 20k btu to the radiation, is reverse return actually useless or ...
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www.jimloy.com/physics/2ndlaw.htm
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We saw in the Law of Conservation of Energy, that energy is not gained or lost. ... downhill, flywheels slow to a stop, useful kinetic energy becomes useless heat.
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