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www.chem.purdue.edu/chemsafety/Training/PPETrain/dblevels.htm

Newspaper press (97 dB). 90: 4 times as loud as 70 dB. Likely damage 8 hr exp: Garbage disposal, dishwasher, average factory, freight train (at 15 meters). Car wash at 20 ft (89 dB); propeller plane flyover at 1000 ft (88 dB); diesel truck 40 mph at 50 ft (84 dB); diesel train at 45 mph at 100 ft (83 dB).

www.hearnet.com/at_risk/risk_trivia.shtml

H.E.A.R. Hearing Education and Awareness for Rockers is non-profit grassroots hearing health organization of hearing professionals, audiologists, ear doctors, educators, music industry professionals, musicians dedicated to the prevention of hearing loss and tinnitus for musicians, recording engineers, music industry professionals and music fans, especially young people.

www.industrialnoisecontrol.com/comparative-noise-examples.htm

Noise Source. Decibel Level. Decibel Effect. Jet take-off (at 25 meters) Recommended product: Outdoor Noise Barriers 150. Eardrum rupture. Aircraft carrier deck. 140 . Military jet aircraft take-off from aircraft carrier with afterburner at 50 ft (130 dB).

uk.answers.yahoo.com/question/index?qid=20070907130800AAy5Zo5

Best Answer: The info u read was wrong first off the hearing loss range is something more like 95 to 105 decibels, 120 decibels is about as loud as gunfire, 85 is more like some1 talking in your ear, not whispereing, hope this helps.

www.hearingaidknow.com/how-loud-is-too-loud-decibel-levels-of-common-sounds

Long-term exposure to 80-85 decibels or over can cause hearing loss. Protect your hearing, because once the damage is done, it is done. It is important that you realise that the noise we speak of is any sound, it isn't just what you think is noise. Music presented at the right dB level will do just as much damage to your hearing.

www.noisehelp.com/noise-level-chart.html

85: passing diesel truck: ... 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).

science.howstuffworks.com/question124.htm

The decibel (abbreviated dB) is the unit used to measure the intensity of a sound.The decibel scale is a little odd because the human ear is incredibly sensitive. Your ears can hear everything from your fingertip brushing lightly over your skin to a loud jet engine.In terms of power, the sound of the jet engine is about 1,000,000,000,000 times more powerful than the smallest audible sound.

dangerousdecibels.org/education/information-center/noise-induced-hearing-loss

The average person can hear sounds down to about 0 dB, the level of rustling leaves. Some people with very good hearing can hear sounds down to -15 dB. If a sound reaches 85 dB or stronger, it can cause permanent damage to your hearing. The amount of time you listen to a sound affects how much damage it will cause.

www.noisyplanet.nidcd.nih.gov/parents/too-loud-too-long

Many devices that children use today have noise levels much higher than 85 dBA. For example, music played through headphones at the highest volume is often 94-110 dBA. For reference, 110 dBA is more than 100 times as intense as 85 decibels! Manufacturers are not required to limit the maximum sound output of music devices.

www.decibelcar.com/menugeneric/87.html

Decibel Equivalent Table (whats how loud) 10dB Absolute silence. 13dB Incandescent light bulb hum. 15dB Pin drop from a height of 1 centimetre heard at a distance of 1 meter. 30dB Totally quiet night time in desert. 40dB Whispering. 60dB Normal conversation. 85dB Beginning of hearing damage range, earplugs should be worn