This guide provides basic knowledge & skills for preventing hearing loss due to noise exposure and presents a step by step approach for dealing with workplace noise problems. Topics covered include: auditory & non-auditory health effects of noise; the basics of production, transmission, & measurement of noise; measures & evaluation of workplace noise levels; instruments & methods of measuring noise; evaluating the risk of noise-induced hearing loss; occupational noise exposure limits; management of workplace noise problems, including monitoring, reduction, & hearing protection; occupational health & safety legislation; and information sources.