The first scientist who used carbon filters to clean the respiratory mask was a Russian named Nikolai Dmitriyevich Selinski. His invention dates back to 1915.
Cilmi-baaraha ugu horreeya ee isticmaala shaandhada gaaska si uu u nadiifiyo maaskaro maskaxeedka wuxuu ahaa magaca Ruushka Nikolai Dmitriyevich Selinski. Mashruuciisu wuxuu dib u eegayaa 1915.