Set of inherent properties of a substance, mixture of substances, or a process involving substances that, under production, usage, or disposal conditions, make it capable of causing @AT06809@ to organisms or the environment, depending on the degree of @ET06811@; in other words, it is a source of danger.
PAC, 2004, 76, 1033. (Glossary of terms used in toxicokinetics (IUPAC Recommendations 2003)) on page 1054 [Terms] [Paper]