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    Mar 10, 2020 · Front line health workers should use surgical masks to protect against the coronavirus that causes covid 19, CDC now advises, and reserve N95 masks for the riskiest situations.

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  • Can disposable masks be reused after sterilization?

    After use you can fold the inner layer of the mask in half, hang it separately or place it in a separate packaging bag. Healthy people can use N95 mask for 8 hours continuously or intermittently, and surgical mask for 4 hours at a time. Patients with chronic respiratory diseases are not recommended to wear them for a long time. Sources:

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    Apr 27, 2020 · The KN95 the Chinese version of the same mask meets Chinas safety standard, GB2626 2006. But both masks function and perform similarly. They filter a minimum of 95% of particles or droplets that are 0.3 microns wide or larger, including viruses, smoke and bacteria.

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  • Safe Workplace Rules for Essential Employers

    Masks or Cloth Face Coverings Required. Each employee shall be required to wear a mask or other cloth material that covers his or her mouth and nose while in the workplace, except to the extent an employee is using break time to eat or drink. Employers shall issue such masks

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