
What Is a Chemical? Definition and Examples - Science Notes and …
Oct 15, 2023 · Chemicals come in various forms depending on their composition, structure, and how they interact with other substances. Understanding the main types of chemicals helps classify the …
PubChem
Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations …
12 Types of Chemicals Explained | Uses, Examples & Safety Tips
Aug 28, 2025 · Learn about 12 types of chemicals with examples, uses, and safety tips. Explore acids, bases, polymers, pharmaceuticals, and more in everyday life.
Chemicals, Pesticides and Toxics Topics | US EPA
May 15, 2025 · Learn how to safely handle chemicals, the effects of certain toxins, which substances are controlled or managed, and safer alternatives.
CHEMICAL Definition & Meaning - Merriam-Webster
The meaning of CHEMICAL is of, relating to, used in, or produced by chemistry or the phenomena of chemistry. How to use chemical in a sentence.
R&D Chemicals - Chemical Search Engine
A database of chemicals and directory of companies providing products and services for drug discovery industry
Substance (chemistry) - Wikipedia
Chemical substances can exist in several different physical states or phases (e.g. solids, liquids, gases, or plasma) without changing their chemical composition. Substances transition between these …
Elements, Chemicals and Chemistry - ChemicalAid
Get detailed information about chemistry and the elements. Solve problems easily using our calculators and solvers.
Home - DIYChemicals
We provide small and large bottled chemicals, specialty ingredients, surfactants, solvents, and additives to responsible hobbyists and businesses across the USA.
What Is and Is Not a Chemical? - ThoughtCo
Dec 7, 2019 · A chemical is any substance that is made of matter, like solids, liquids, or gases. Light, heat, and sound are not chemicals since they are not made of matter. Chemicals can be both …