Global Chemical Compound Count: Over 140 Million Known Structures

Per the American Chemical Society, >140 million chemical compounds are documented, growing daily. The vast majority are synthetic; naturally occurring examples include water, CO₂, and DNA. Common ubiquitous compounds: H₂O, CO₂, O₂, N₂, H₂, CH₄, C₂H₆.

The chemical industry employs >1 million in the U.S., generating >$5 trillion annually, producing plastics, fertilizers, pharmaceuticals, fuels, and enabling technologies (solar cells, batteries, novel therapeutics).