Fire is a really hot red light that burns things up and sometimes it goes BOOM
http://simple.uncyc.org/wiki/Fire *
If you are wondering WTF -- http://simple.uncyc.org/wiki/Simple_English_Uncyclopedia LOL
*quite honestly, I am surprised at the complete absence of any screengrab from the Metallica Napster video "Fire bad! FIRE BAD!" https://www.youtube.com/results?search_query=napster+metallica+camp+chaos