O: Thorium oxide, ThO2 - many important uses, see the link
F: Thorium tetrafluoride, ThF4 - used as antireflection layer in optics
C: Thorium carbide, ThC - used as nuclear fuel
because they help people with stuff and stuff...
stuff
black and stuff
It helps the eye, and gets rid of stuff.
A particle is part of a element, and the element has particles in it. A particle is like a small tiny object and a element is stuff combined.
A spatula is very useful in turning over things when cooking.
Computers are very useful. you can look up stuff and have fun! hope i helped!
the part that you use to clean stuff.
food, transportation, energy, and other stuff....
We get stuff that's useful to us out of the ground that way.
yes it develops there brain and memory
It allows us to stick stuff together.