Unit in U.S.A.
Last Update:2002.8.21 JST
Mile
1 Mile is approximately 1.6km
Yard
1 pound is approximately 450g
Fahrenheit
0°F(-17.8℃) is the temperature which sea freezes.
100°F(37.8℃) is the temperature which is the upper limit of Human being's temperature.
I do not know whether it is true or not.
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