What Do Different Decibel Levels Mean?Ġ-30 dB: Most human adults can’t hear sounds under 0 decibels. Wearing hearing protectors will help stop harm from the moderate and loud sound. Most instances of noise-induced hearing loss are due to repeated exposure to moderate levels of sound over several decades, not by some instances of very loud sound. Other sounds seem muffled when you leave a place where there’s loud noise.You have trouble talking or hearing other people speak over the noise.Note: dBA = Decibels, A weighted Preventing Harm to a hearingĪ simple method to know potentially damaging sound would be to focus on warning signals that a sound may be harmful to your hearing loss. Serious damage possible in 8 hr exposureĪverage human pain threshold. Likely damage 8 hr expĨ times as loud as 70 dB. Possible damage in 8 h exposure.Ĥ times as loud as 70 dB. The Upper 70s are annoyingly loud to some people.Ģ times as loud as 70 dB. A noise level chart showing examples of sounds with dB levels ranging from 0 to 180 decibels.Īs a frame of reference, here are the decibel levels of sounds you may encounter in your everyday life. To express levels of sound meaningfully in numbers that are more manageable, a logarithmic scale is used, rather than a linear one.
Some people’s ears are more sensitive to loud sounds, The effects of noise on hearing vary among people. The ear has the remarkable ability to handle an enormous range of sound levels.
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