/u/walrus0's posts in /r/askscience

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If a modern high efficiency gasoline engine loses 45% of it energy to waste heat, why are exhaust pipes and mufflers not covered in thermocouples?

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What is the smallest scale apparatus commercially available for hydrogen electrolysis and storage of hydrogen in pressure vessels?

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If electricity were nearly free, would it be economical to generate hydrogen from seawater by electrolysis, or is the apparatus itself prohibitively costly on a large scale?

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What methodology is used to measure the SEER rating of an air conditioner?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If a modern high efficiency gasoline engine loses 45% of it energy to waste heat, why are exhaust pipes and mufflers not covered in thermocouples?	1
What is the smallest scale apparatus commercially available for hydrogen electrolysis and storage of hydrogen in pressure vessels?	1
If electricity were nearly free, would it be economical to generate hydrogen from seawater by electrolysis, or is the apparatus itself prohibitively costly on a large scale?	0
What methodology is used to measure the SEER rating of an air conditioner?	0