Fact 1: Heating salt water causes the water to evaporate while the salt remains.

Fact 2: Maybe the fillings evaporated during steaming.

Given the two facts above, answer the question "What would remain if you were to make a pot of salt water start to steam?" with the following options: 
- heat
 - oxygen
 - carbon
 - fluid
 - liquid
 - water
 - algae
 - salt


 

        salt 