Furthermore, it was noted by the company that the concentrate had no deleterious elements (including radioactive ones) and that very clean tantalite and cassiterite can be extracted.
Other valuable industries also have their costs, such as the coal industry's release of vast quantities of hazardous, toxic, and radioactive materials.
Many heavy isotopes, most notably californium-252, also emit prompt neutrons among the products of a similar spontaneous radioactive decay process, spontaneous fission.
Certain radioactive elements (such as plutonium-239) in spent fuel will remain hazardous to humans and other creatures for hundreds or thousands of years.
He dressed in a glowing radioactive costume, riding a horse whose flesh was made transparent, and wielding fireballs and scimitars of radioactive cobalt.
