In these days of increasing dependency on various machines, vehicles and other equipment, the ambient noise levels everywhere are very high. Sometimes the high amount of noise in places like airports, railway stations, while driving motorcycles and busy markets, become unbearable and make you wish that you had something to cut off the noise.
It is also a well-known fact that prolonged exposure to noise levels above 85 decibels can damage ear drums permanently, as well as causing a number of psychological and physical problems, like an increase in blood pressure and loss of hearing.
To overcome this, it is necessary to take steps so that the noise level is below this harmful threshold and within control. Disposable ear plugs come in handy at times like these and therefore there is an increasing awareness about the loss of hearing that loud noise can cause.
High sound levels can potentially harm you and you would like to get rid of them but at the same time, it is a known fact that it is impossible to cut off the sound completely. In fact, we do need a certain amount of noise within controlled limits to warn us about certain situations like an overtaking vehicle, telephone calls and so on. Disposable ear plugs are ideal for such a situation because they help in controlling the sound level to be within safe limits.
Facts about Disposable Ear Plugs
1. Disposable ear plugs are available in regular as well as large sizes so that they fit properly in the ear canal of everyone.
2. Before purchasing any disposable ear plugs, one must ensure that they are soft and properly designed to fit the ear canal properly without causing any discomfort.
3. Disposable ear plugs are generally “squishy” type and are used by rolling them between the fingers and releasing them in the ear canal, where they open up slowly and make a tight fit, thus cutting off the sound.
4. Generally, polyurethane foam is used for making disposable ear plugs that enables slow expansion and comfortable light fitting.
5. Disposable ear plugs are cheaper and can be afforded by anyone. They are also available in various colors and designs.
6. The NRR or the ‘noise reduction rating’ of the disposable ear plugs should be as per the norms and certified by the issuing authority. Therefore, care should be taken that only the genuine quality disposable ear plugs with proper NRR are used.
Properly chosen and correctly fitted disposable ear plugs made of polyurethane foam make the users very comfortable and help them in controlling the noise levels by their excellent attenuation qualities.