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

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Sleeping bags are often rated to different temperatures depending on construction: -15, 0, 20* etc. What is the temperature rating of a dog's coat? And how does this affect a dog's temperature regulation?

1520 upvotes

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After prolonged sun exposure, how long does it take for your skin to 'reset' to prevent sun burns?

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Can charcoal energy markets be carbon neutral if sustainable forestry regulation is enforced?

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Are 'Tinny' sounds defined by pitch or timbre or both? And can noise cancelling headphones be tuned to tune out/eliminate such sounds for a wearer?

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What engineering challenges would prevent the viability of the 'spin launch' model on the moon?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Sleeping bags are often rated to different temperatures depending on construction: -15, 0, 20* etc. What is the temperature rating of a dog's coat? And how does this affect a dog's temperature regulation?	1520
After prolonged sun exposure, how long does it take for your skin to 'reset' to prevent sun burns?	1
Can charcoal energy markets be carbon neutral if sustainable forestry regulation is enforced?	1
Are 'Tinny' sounds defined by pitch or timbre or both? And can noise cancelling headphones be tuned to tune out/eliminate such sounds for a wearer?	1
What engineering challenges would prevent the viability of the 'spin launch' model on the moon?	1