Quantek instruments – oxygen analyzers, analyzers, The quantek model 901 is a battery-operated, portable headspace oxygen analyzer. other headspace analyzers require a new sensor every 1-2 years..
Hm5000 handheld gas analyzer – infrared industries, Connect the hm5000 to your vehicle’s exhaust while you drive and in less than a second you’ll see the composition of the exhaust gas. you’ll know exactly how much hydrocarbons (hc), carbon monoxide (co), carbon dioxide (co2), oxygen (o2), and oxides of nitrogen (nox) your vehicle is emitting..
Gx-2009 portable multi gas detector – rki instruments, 4 gas, confined space, gas monitor. features simultaneous detection of lel, o2, h2s & co. world’s smallest and lightest portable multi gas detector. msha.
Gas mask – wikipedia, Gas mask french military. filter cartridge connected flexible hose..
Gas masks – prepper stop, We hard israeli civilian gas masks, youth adult sizes. replacement 40mm nato canister filters..
Exhaust gas recirculation – dieselnet, Abstract: exhaust gas recirculation (egr) effective strategy control nox emissions diesel engines. egr reduces nox lowering oxygen concentration combustion chamber, heat absorption..