impinger
Noun. Any of several instruments in which fine particles (dust) in a gas are analysed by blowing them through a jet onto a wetted plate, prior to being counted.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.