What happens when you light salt on fire?

If you throw salt into the fire it will change the color of the flame. This isn't because the salt is burning. It's because the heat of the flame changes the energy of the electrons in the salt and this change releases photons of light. So, you will see a yellow flame when "burning" salt.

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Is fire a gas?

Fire is a plasma, not a gas or a solid. During burning the atoms of the fuel combine with the oxygen and the resultant energy released causes the plasma state which gives off energy in the form of light and heat (Flame). One may also ask what do different colors of fire mean? A orange, yellow or red flames means incomplete combustion of the gas. A blue flame indicates complete combustion of the carbon, which is why you see a blue flame with gas appliances. Propane is a hydrocarbon, containing carbon atoms. A blue flame is indicative of complete combustion vs a yellow flame or orange flame.

Also, will todoroki get blue fire?

Keeping this in consideration, can dabi cry? Dabi cannot cry - both literally and symbolically - ever since his tear ducts burned up when he "died".

Can Shoto Todoroki use blue flames?

Shoto cannot use half of his body to generate powerful blasts like that. Even if the flame is blue. The upgrade he requires is allowing his body to use Flame or Ice from anywhere on his body to be able to compete with All Might. You can also ask what is blue fire called? The University of Maryland's' scientists have discovered a new type of fire, which they have aptly named "Blue Whirl." This new fire is small, whirling, transparent, and blue. Fire whirls tend to burn much faster and hotter than normal fires. In nature, fire whirls can be dangerous when they occur during wildfires.