Einstein's formula reveals the energy in nuclear reactions that convert matter into pure energy--something physically impossible with chemical reactions.

FORBES: Yellowcake Fever

There are however few economically concentrated ores of the metals and their very similar chemical properties make the separation and isolation of individual REs in pure form difficult and expensive.

FORBES: Shortage Of Rare Earth Metals Exacerbated By Smuggling

Noble has come up with a way to adhere pure silver to a basic textile, which allows the fabric to take on the chemical properties of silver.

CNN: Silver secret behind golden hopes

Pure Power is aiming to be the first company to convert raw wood products into inputs for the chemical, consumer goods and food industries using a scalable model.

FORBES: Cunning Capitalists Go Blazing Into Biofuels