In the United States, NIOSH-approved N95 or better filtration respirators should be used in the context of a comprehensive, written respiratory protection program that includes fitting, training, and medical examinations.
Nchini Marekani, mashine za kusaidia kupumua za uso za N95 zilizoidhinishwa na NIOSH au bora zaidi zinapaswa kutumiwa katika muktadha wa mpango kamili ulioandikwa wa mfumo wa upumaji ambao unajumuisha, kupima kutoshea, mafunzo, na uchunguzi wa kimatibabu.