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An Exploratory study of moderate physical activity and selected design attribute effects on earmuff attenuation

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1001 ‎$0‎MAPA20080126292‎$a‎Casali, John G.
24513‎$a‎An Exploratory study of moderate physical activity and selected design attribute effects on earmuff attenuation‎$c‎John G. Casali and James F. Grenell
520  ‎$a‎Hearing protection devices are tested for their attenuation characteristics under controlled laboratory conditions. Unfortunately, these tests overestimated the typical attenuation performance of the devices in the field, posing the possibility of inadequate protection for the user. Many factors may affect achieved in-field attenuation. This research investigated the influence of the user's work-related movement and variations in headband compression force and earcup cushion material on the frequency-specific noise attenuation achieved with earmuffs. The resulsts indicate a small effect of moderate physical work activity on hearing protector effectiveness and illustrate the importance of certain earmuff design parameters to achieved attenuation
65011‎$0‎MAPA20080585679‎$a‎Higiene industrial
65011‎$0‎MAPA20080600488‎$a‎Contaminantes físicos
65011‎$0‎MAPA20080539740‎$a‎Ruido
65011‎$0‎MAPA20080569730‎$a‎Nivel de ruido
65011‎$0‎MAPA20080579746‎$a‎Control del ruido
65011‎$0‎MAPA20080629724‎$a‎Seguridad e higiene en el trabajo
65011‎$0‎MAPA20080628048‎$a‎Equipos de protección individual
65011‎$0‎MAPA20080603311‎$a‎Protectores auditivos
7001 ‎$0‎MAPA20080193362‎$a‎Grenell, James F.
7400 ‎$a‎American Industrial Hygiene Association journal
7730 ‎$t‎American Industrial Hygiene Association journal‎$d‎Akron, Ohio‎$g‎Vol. 50, nº 9, September 1989 ; p. 480-485