Chemical substance - Wikipedia
https://en.wikipedia.org/wiki/Chemical_substanceWhile the term chemical substance is a precise technical term that is synonymous with chemical for chemists, the word chemical is used in general usage in the English speaking world to refer to both (pure) chemical substances and mixtures (often called compounds), and especially when produced or purified in a laboratory or an industrial process. In other words, the chemical s…
Chemicals - definition of chemicals by The Free Dictionary
www.thefreedictionary.com › chemicalschemicals ( ˈkɛmɪkəlz) pl n (Chemistry) ( functioning as singular) a. the commercial production and sale of chemical products b. ( as modifier ): a chemicals company. Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 Translations
Chemicals and Toxics Topics | US EPA
www.epa.gov › environmental-topics › chemicals-andApr 29, 2021 · Common Substances Formaldehyde Mercury Lead Asbestos Hazardous/Toxic Air Pollutants Per- and Polyfluoroalkyl Substances (PFAS) Pesticide Chemicals Glyphosate Polychlorinated Biphenyls (PCBs) Chemical Safety Disinfectants for Coronavirus (COVID-19) Radiation Protection Safer Chemicals in Cleaning Products Safer Chemicals Research