[peterwoerner]

I thought 0F was the temperature the Baltic Sea froze at. Which is why Dr. Fahrenheit chose that as his zero.

[siberianbear]

That can't be right, because salt water freezes at a point a few degrees below fresh water. Now, 0F is defined where fresh water freezes.

[dpoochieni]

That's patently false, 0C fresh water freezes 0F a specific brine freezes