How do Vaccines work .?

How do Vaccines work .?

This article focuses on how vaccines work to protect our bodies from other viruses and disease causing germs. 
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How to wear a mask

How to wear a mask

Certain precautions should be taken when fitting a surgical mask or respirator.
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Specifications for Masks and Respirators

Specifications for Masks and Respirators

Each country has their own certification standard for each mask type. Depending on the country or geographical area standards and regulations might differ. For example European countries use EN Standard, North American countries use ASTM standard. The European and North American standards are most widely used across the globe.


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Choosing a Surgical Mask or Respirator

Choosing a Surgical Mask or Respirator

A mask can be either a disposable medical device (a “surgical” type mask) or personal protective equipment (a “respirator”), worn by caregivers and/or contagious patients. Depending on the type of mask, it protects against the transmission of infectious agents by “droplet” or “airborne” routes.
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