Answer: On the teeth and bones of skeletonized human remains.
Hi the body that is responsible for your question is called the National Bureau of Economic Research.
Hope this helps.
The element is Oxygen (O subscript 2).
Fire extinguishers with a CLASS B rating is appreciated for a fire involving a flammable liquid. Class B fire extinguishers are good when liquids, oil, gasoline, kerosene, or paint has ignited into flames. The Class B fire extinguishers have two commonly used chemicals that destroy the fire, Monoammonium phosphate and sodium bicarbonate. What the Monoammonium phosphate does is smothers the fire, while the sodium bicarbonate makes a chemical reaction that extinguishes the fire.