Translation of "Chemicals" in Chinese

This trash bag does not contain any dangerous chemicals.

这个垃圾袋不含任何有害化学物质。

When the body is touched, receptors in the skin send messages to the brain causing the release of chemicals such as endorphins.

當身體受到外界觸碰的時候，皮膚的感受器就會向大腦發出信息，令大腦釋放安多芬等的化學物質。