synthetic chemical
21chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements …
22Synthetic element — In chemistry, a synthetic element is a chemical element that is too unstable to occur naturally on Earth, and therefore has to be created artificially. So far 30 synthetic elements have been discovered that is, synthesized. Six of them are quasi… …
23chemical reaction — Any chemical process in which substances are changed into different ones, with different properties, as distinct from changing position or form (phase). Chemical reactions involve the rupture or rearrangement of the bonds holding atoms together… …
24Synthetic fiber — ‹ The template below (Fibre sidebar) is being considered for deletion. See templates for discussion to help reach a consensus.› Part of a series on …
25Chemical industry — Oil refinery in Louisiana an example of chemical industry The chemical industry comprises the companies that produce industrial chemicals. Central to the modern world economy, it converts raw materials (oil, natural gas, air, water, metals, and… …
26synthetic — synthetically, adv. /sin thet ik/, adj. 1. of, pertaining to, proceeding by, or involving synthesis (opposed to analytic). 2. noting or pertaining to compounds formed through a chemical process by human agency, as opposed to those of natural… …
27Chemical vapor deposition of diamond — Colorless gem cut from diamond grown by chemical vapor deposition Chemical vapor deposition of diamond or CVD is a method of producing synthetic diamond by creating the circumstances necessary for carbon atoms in a gas to settle on a substrate in …
28chemical synthesis — the construction of complex chemical compounds (chemical compound) from simpler ones. It is the process by which many substances important to daily life are obtained. It is applied to all types of chemical compounds, but most syntheses are… …
29Synthetic radioisotope — A synthetic radioisotope is a radionuclide that is not found in nature: no natural process or mechanism exists which produces it, or it is so unstable that it decays away in a very short period of time. Examples include technetium 95 and… …
30Synthetic biodegradable polymer — Many opportunities exist for the application of synthetic biodegradable polymers in the biomedical area particularly in the fields of tissue engineering and controlled drug delivery. Degradation is important in the biomedical area for many… …
