Scuba Diving Gear

Graphite Swim

I need some helps on finding more elements that is used to make certain material?

1.-Used in photographic negatives
2-Found as coal, graphite, diamond
3-Glows in the dark, used on watch hands
4-Found in shells.chalk, teeth, bones
5-A gas used by cells to survive
6-The metal element in table salt
7-Used in flash bulbs and fireworks, for its bright white light
8-Used [...]