Noise is a kind of public hazard. The most effective solution is to adopt various measures to eliminate or reduce the “decibel” of noise. 1f you are in a noisy environment for a long time, it will make people fidgety, inattention, fatigue, reduce learning efficiency, and in serious cases, it may lead to psychological problems. Therefore, we should wear anti noise earplugs in any place that may damage our hearing, not only when we can’t stand it
for example, in self-study and examination, attention is highly concentrated and a little noise may cause irritability; 1f you go out and encounter strong noise environment, you may have hearing loss; 1t is a wise choice for people who have high requirements for sleep quality and are in noisy environment to wear anti noise earplugs at night
What’s the use of 3M anti noise earplugs
the anti noise earplug can significantly reduce the noise pollution of the surrounding environment after being properly worn
different anti noise earplugs have great differences in noise protection. The main methods to identify the quality of different earplugs are as follows:
1. Look at its NRR value. NRR is the sound insulation standard formulated by the U.S. Environmental Protection Agency. The greater the NRR value, the better the sound insulation effect