Vocabulary A-Z of component cleanliness of ISO 16232

washing machine

industrial equipment providing removal of contaminants from the surface of components by chemical, physical and/or thermal action

wetted surface area

surface of a component exposed to the system fluid (e.g. water, oil, air) as agreed between parties

wetted volume

volume of a component in which the system fluid (e.g. water, oil, air) is to be found in the end-use operating condition as agreed between parties

working flow rate

the flow rate through the sensor of the particle counter used for calibration and sample analysis

working volume

improper term: see wetted volume