A liter is a FUpped quart.
i can multiply by 6 an move the decimal in my head.
Celsius is impossible.
O means the roads might freeze, other than that it means nothing sensible.
When I was learning, this helped me. You only have to remember five equations.
0c = 32f
10c=50f
20c=68f
30c=86f
5 degrees Celsius = 9 degrees Fahrenheit.
So you're listening to the radio and they say it's 15c. You know that 10c = 50f. Plus 9 for the other 5c equals 59f.
