1.1 This standard defines the specialized terms used in standards developed by Committee F23 on Personal Protective Clothing and Equipment.

1.2 Definitions of Terms, which were drafted for use only in a single standard, are also included for convenient reference. Under ASTM rules they may become full definitions in the future, if they are used in additional standards.

1.3 Additional terminology relevant to protective clothing and to the components of protective clothing can be found in Terminologies D123, D1566, and D4805.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.