ELI5: Explain Like I'm 5

Reaction bonded silicon carbide

Reaction bonded silicon carbide is a special kind of material that is made by mixing silicon and carbon together. When they are heated together, they react with each other and form a very strong material that is good for making tools and protective coatings. It is very strong and can handle high temperatures without breaking and can also resist wear and tear. It is also used to make parts for aerospace and automotive applications, because it is very reliable.