Every chemical element has one or more isotopes.
The Organisation for the Prohibition of Chemical Weapons (OPCW) destroyed about 1,200 tonnes of Syria’s chemical stockpile.
The river is lined with so many chemical facilities that the area where the Kanawha cuts through the Charleston region is known as Chemical Valley.
The US military is working to eliminate its entire chemical weapons stockpile by the end of 2023 in accordance with the Chemical Weapons Convention.
Substances are either chemical elements or compounds.
Adsorption can be either physical or chemical in nature.
Chemical engineering is as old as the process industries.
The aim of the CWC is total chemical weapons disarmament.
Chemical signals that act at high concentration act locally and rapidly.
Chemical energy, Energy stored in the bonds of chemical compounds.
The scope of the chemical industry is in part shaped by custom rather than by logic.
Chemical synthesis, the construction of complex chemical compounds from simpler ones.
Chemical compounds are made up of atoms of different elements, joined together by chemical bonds.
Because the blood is the vehicle of chemical distribution in the body, intravenous injection is the most rapid method of introducing a chemical into the body.
Nevertheless, while the aim of the CWC is complete elimination of most types of chemical weapons, not all countries have abandoned their chemical warfare capabilities.
The destruction of Syria’s declared chemical weapons stockpile under the supervision of the UN and the Organisation for the Prohibition of Chemical Weapons (OPCW) began in October 2013.
Germany, though it did not know it, had a powerful edge over the allies in chemical weapons, having developed nerve gases far more lethal than any other chemical weapons then available.
Metals in a sense are chemicals because they are produced by chemical means, the ores sometimes requiring chemical methods of dressing before refining; the refining process also involves chemical reactions.
Neurotransmitter, also called chemical transmitter or chemical messenger, any of a group of chemical agents released by neurons (nerve cells) to stimulate neighbouring neurons or muscle or gland cells, thus allowing impulses to be passed from one cell to the next throughout the nervous system.
Blue Grass Chemical Activity crews moved the last of the nearly 13,000 projectiles filled with the highly lethal and persistent VX nerve agent and stored at Blue Grass Army Depot to the Blue Grass Chemical Agent Destruction Pilot Plant, which has already destroyed 133.2 tons of chemical agent since 2019.
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Blue Grass Chemical Activity crews moved the last of the nearly 13000 projectiles filled with the highly lethal and persistent VX nerve agent and stored at Blue Grass Army Depot to the Blue Grass Chemical Agent Destruction Pilot Plant which has already destroyed 1332 tons of chemical agent since 2019