why do we put salt on sidewalks when it snows?
2 answers
The biggest reason for pouring salt on icy roads is that salt lowers the freezing point of water. Water normally freezes at 32 degrees Fahrenheit, but when you add salt, that threshold drops to 20 degrees (or even 2 degrees) Fahrenheit
thx
also if your still here could you help the guy under me with his question about math?
also if your still here could you help the guy under me with his question about math?