The USDA published a final rule in the Federal Register on Monday, amending the National List of Allowed and Prohibited Substances for organic foods. Some chemicals are allowed in organic production.

Volatile organic compounds (VOCs) enter the air from gasoline, pesticides, tobacco smoke, and thousands of other products and processes. They can increase the risk of airway problems and other health ...

Organic chemistry is the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds. Most organic compounds contain carbon and hydrogen, but they may ...