OleDawg said: (quoted from post at 20:51:06 07/17/09) Of course you guy's are right, but when Fahrenheit developed his temperature scale he used the freezing point on salt water as his 0 point. It must have been US salt water as your the only ones to still use that scale.
Well, not really again.
http://en.wikipedia.org/wiki/Fahrenheit
He based zero on a ammonium chloride brine, which is a "salt" but not sea water. I guess the brine was used since it stabilizes at a certain temperature which turned out to be 0F.
Sea water will freeze above zero. The fact that it usually doesn't has more to do with tides and the chop that prevents ice from forming.
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Today's Featured Article - Talk of the Town: The Saga of Grandpa's Tractor - by The following saga is from the Tractor Talk Discussion Forum. Someone. The saga starts with the following message: Hey guys I have a decision to make. I know what you all will probably suggest and it will probably agree with me way down inside, but here it is. I have a picture blown up and framed in my "tractor room" of a Farmall M. It was my Grandpa's tractor, of which whom I never got to meet. He froze to death getting this tractor out of the barn to pull a truck out of the ditch before I was born. Anyway my dad and aunt had to sell it at the auction,
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