It is used in fertilizers for agriculture.
Potassium chloride is used to stop the heart for surgery.
its found in the earths crust.
Copernicium has no uses.
Fermium hasn't uses.
glass & soap
for fretilizer
glass and soap.
chemistry
jewlery
Some important uses for Onyx are Gemstones, Ornamental stones, Birth stones, and Decoration.
The two most important alkali metals are sodium and potassium.
Potassium is way more important for fruiting plants.
idk yet but i have heard it stops the heart with some kind of injections weird and crazy right