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MAP20071020020Manninen, AlliEvaluation of comfort and seal leakages of several respirators used in agricultural work / Alli Manninen, Tapio Klen and Pertti PasanenSumario: The aim of the present study was to assess the following: the extent of the seal leakage of respiratory protective devices with gas filters in laboratory tests as determined by a gas chromatographic method; the wearing comfort of respiratory protective devices during the above laboratory test; and the comfort of some farm workers using the half masks during practical workEn: American Industrial Hygiene Association journal. - Akron, Ohio. - Vol. 49, nº 6, June 1988 ; p. 280-2851. Higiene industrial. 2. Contaminantes químicos. 3. Equipos respiratorios. 4. Equipos de protección individual. 5. Tests. 6. Mascarillas autofiltrantes. 7. Agricultura. I. Klen, Tapio. II. Pasanen, Pertti. III. Título. IV. Título: American Industrial Hygiene Association journal.