Theriverlethe
Senior Member
I’ve never seen the 70dB figure before. This would mean many people are causing hearing damage with moderately loud conversation.Where "prolonged" can be as little as 15 minutes:
What Noises Cause Hearing Loss? | NCEH | CDC
Noise is a significant source of hearing loss, but you can protect your hearing. An important first step is to understand how noise causes hearing loss.www.cdc.gov