Proto, noun
/ˈprəʊtəʊ/
- Forms:
- Also with small initial.
1. The proprietory name of a breathing apparatus which filters out toxic gases and supplies oxygen to the wearer during underground rescue operations. Usually attributive.
1932 Watermeyer & Hoffenberg Witwatersrand Mining PracticeTeams are organized and trained in the use of Proto Rescue apparatus and they are liable to be called to their own (or other) mine at any time.
2. Special Combinations
1993 E. Prov. Herald 15 May 1Specially trained proto teams are working against the clock in a search for the miners.
The proprietory name of a breathing apparatus which filters out toxic gases and supplies oxygen to the wearer during underground rescue operations. Usually attributive.
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