Use
Use means for any person to take any action with or to a regulated substance, regardless of whether the regulated substance is in bulk, contained within a product, or otherwise, except for the destruction of a regulated substance. Actions include, but are not limited to, the utilization, deployment, sale, distribution, offer for sale or distribution, discharge, incorporation, transformation, or other manipulation.
Source
40 CFR § 84.52
Scoping language
For the terms not defined in this subpart but that are defined in 84.3, the definitions in 84.3 shall apply. For the purposes of this subpart: