Lead can be extremely poisonous and was once used in many many paints but caused several deaths from lead poisoning so that was a biggie...
At the center of every chlorophyll molecule, in every plant, there is a magnesium ion. Magnesium is one of the two dozen or so elements that are <em>required </em>for life.
The answer to your question is,
B. Government.
-Mabel <3
I'm pretty sure it's yards
A. Pyrite is an ore of gold and is used to jewelry making is a false statement
