Fuels and Materials Crossword

Type of fuel?
what do you need in a fire?
Something you drink
what does below the bottom of the fire tringle
what did Wallace Carother create
how does heat travel?
How can energy be transferred?
What do you need to wear when you are using fuels?
what is Coal or oil to do with fuels
what does the tin's man need?
A type of engine
Energy transfer is measured in what?
what is bog fuel
what has energy stored in energy chemical stores
what is a hot ember
what is a volcanic spew
what is to show anger
what does oxygen need
what is a component of natural gas
Non-metallic element
Core of atomic explosion
what shape is a hazard sign?
what does food contain?
Somewhere you test chemicals?
what has the symbol H?
It can poison you?