Carbon dating word problem
It is a tool of chemical analysis, for example, in mass spectrometry and in carbon-14 dating.
Indeed, many important chemical substances, such as phosphorus and sulfuric acid, were first obtained by this process.
In practice, it is not possible to achieve a completely oxygen-free atmosphere.
Because some oxygen is present in any pyrolysis system, a small amount of oxidation occurs.
Solid residue from the pyrolysis of spilled and splattered food creates the brown-black encrustation often seen on cooking vessels, stove tops, and the interior surfaces of ovens.
Pyrolysis also plays an important role in several cooking procedures, such as baking, frying, grilling, and caramelizing.The term has also been applied to the decomposition of organic material in the presence of superheated water or steam (hydrous pyrolysis), for example, in the steam cracking of oil.Pyrolysis is usually the first chemical reaction that occurs in the burning of many solid organic fuels, like wood, cloth, and paper, and also of some kinds of plastic.Food pyrolysis temperatures are, however, lower than the boiling point of lipids, so pyrolysis occurs when frying in vegetable oil or suet, or basting meat in its own fat.Pyrolysis also plays an essential role in the production of barley tea, coffee, and roasted nuts such as peanuts and almonds.