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When you say ex-Russian do you mean that its nationality has changed? Or do you mean it is a Russian gas mask in the hands of someone in the UK? On Wed, 6 Sep 1995, A.Appleyard wrote: > Someone wrote:- > > The ACSC/DCSC has a AGA/Interspiro FFM without valves in the oral-nasal cup. > > How prone this mask is to fogging is unknown to me. > > I got hold of an ex-Russian gas mask where the airflow is so arranged that > when the user breathes in, a sharp directed current of the air coming into the > mask blows straight onto the eye-windows; it has no inner mouth-and-nose > compartment. That cuts fogging down much compared with English-made gas masks. > Another feature is that instead of straps it is attached to a complete head > hood of thin rubber. This seems more comfortable to me. > -- > Send mail for the `techdiver' mailing list to `techdiver@terra.net'. > Send subscription/archive requests to `techdiver-request@terra.net'. >
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