Tuesday, July 29, 2014

Things One Should Know Concerning N95 Respirators

By Annabelle Holman


Respirators are the pieces of equipment used to protect wearers against inhaling harmful substances such as fumes, gasses, vapors, or dust. The market is currently filled with many varieties of respirators including N95 respirators. N95 varieties can be used for general purposes. They can be used in hospitals, industries, offices, homes, or in outdoor settings. Heavy uses such as military operations and high-risk situations make use of other brands which are designed to be reused by replacing cartridges.

N95 respirator is a disposable type of air filtering device with the ability to filter particles as small as 0.1 microns in diameter. The filter efficiency is also considerably high at about 95 percent. There are instructions concerning wearing the device that the user must follow to ensure maximum protection. For instance, the user must check to ensure that the piece fits well on the face before getting in the area of work.

Manuals that accompany the products usually specify all necessary seal checks and dressing procedures. Different manufacturers make the products in different ways hence a user should not think that the seal checks and donning procedures remain the same in all brands. Reading the manual is important. Contamination and exposures are common among individuals who ignore the manuals. Damages or soiling can make an article hard to breathe through. Such articles should be replaced immediately.

There are many different settings in which these devices can be employed. Animal handlers, researchers, and health practitioners are some of the users. All work places with contaminants capable of being blocked using the devices are the major places of application. Employers may also demand wearing of this safety gear by their employees. In such as case, the workers have to go for the fit test and training program held annually in the United States.

Such trainings can be undertaken online without having to visit the training facilities. After taking the online training, one can call an inspector to come and conduct a fit test. Since these devices are meant to be used only once, they must be discarded immediately they are removed. It is an offence to re-use the item under certain jurisdictions.

Certain limitations are associated with these devices and users should know about them. One of the limitations is that they do not provide protection against chemicals. The efficiency of the device is sometimes reduced by facial hair. The hair prevents the sealing surface from forming a tight seal. Protection against certain hazards like silica, lead, and asbestos is not possible.

The device cannot be employed at certain concentration levels beyond the recommended limit. For example, concentration levels that are over ten times the recommended levels make the device useless. Employees can voluntarily wear the device even if levels of exposures are way below recommended lower limits for using the equipment.

Users are discouraged from touching the exterior of the device after leaving contaminated scenes. This is because contaminants stick of the surfaces. Proper hand washing should be done afterwards.




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