Noise Induced Hearing Loss

1017 Words5 Pages
Noise Level Chart A noise level chart showing examples of sounds with dB levels ranging from 0 to 180 decibels. dBA | Example | Home & Yard Appliances | Workshop & Construction | 0 | healthy hearing threshold | | | 10 | a pin dropping | | | 20 | rustling leaves | | | 30 | whisper | | | 40 | babbling brook | computer | | 50 | light traffic | refrigerator | | 60 | conversational speech | air conditioner | | 70 | shower | dishwasher | | 75 | toilet flushing | vacuum cleaner | | 80 | alarm clock | garbage disposal | | 85 | passing diesel truck | snow blower | | 90 | squeeze toy | lawn mower | arc welder | 95 | inside subway car | food processor | belt sander | 100 | motorcycle (riding) | | handheld drill | 105 | sporting event | | table saw | 110 | rock band | | jackhammer | 115 | emergency vehicle siren | | riveter | 120 | thunderclap | | oxygen torch | 125 | balloon popping | | | 130 | peak stadium crowd noise | | | 135 | air raid siren | | | 140 | jet engine at takeoff | | | 145 | firecracker | | | 150 | fighter jet launch | | | 155 | cap gun | | | 160 | shotgun | | | 165 | .357 magnum revolver | | | 170 | safety airbag | | | 175 | howitzer cannon | | | 180 | rocket launch | | | ... | | | | 194 | sound waves become shock waves | | | Most noise levels are given in dBA, which are decibels adjusted to reflect the ear's response to different frequencies of sound. Sudden, brief impulse sounds, like many of those shown at 120 dB or greater, are often given in dB (no adjustment). Noise Dose Chart: Noise Exposure Limits The risk to your hearing from noise exposure depends on how loud it is and how long you're exposed to it. This noise dose chart shows the acceptable safety limits. How Loud and How

More about Noise Induced Hearing Loss

Open Document