7a3e945f_ral_Resources_Based_Industries__Sources
[Hazards] Noise-induced hearing loss [Locations] Tractors, field machinery, grain augers, dryers, silo blowers, bedding choppers, feed grinders. Damaging noise level may come from a combination of one or more machines. Older machines generally produce louder sounds than newer machines. [Sources] 
Operating machinery
Chapter 64 - Agriculture and Natural Resources Based Industries
Sources