I assume you mean what happens when you ignore the advice on the can 'DO NOT BOIL!'.
Don't panic; your soul isn't in danger and neither have you created a virulent pandemic creating virus.
The soup is previously thickened with corn starch and the like which burns very easily. If you were cooking it from scratch you would add the thickening agent last and take it off the boil. Basically the nice people at Heinz have done this for you and don't want you to burn your soup or your saucepan. Peace Out.
It boils
it boils
It boils
You get boils on your booty...
Water boils at that temperature.
The water becomes a gas.
It boils
He got in from something called cowpox
It boils until it evaporates.
At 212 oF, water boils at 1 atm of pressure.
the particles are given more energy.
You get black boils on your skin the shape of an orange.