Sand, by the way, doesn't help things melt, except by absorbing sunlight and heating up a bit. It's the salt in the mix that the highway people use that does it; the sand is for traction until the ice melts. After that, the sand is for helping you lose traction.
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Date: 2004-11-14 09:50 pm (UTC)Sand, by the way, doesn't help things melt, except by absorbing sunlight and heating up a bit. It's the salt in the mix that the highway people use that does it; the sand is for traction until the ice melts. After that, the sand is for helping you lose traction.