
You know that health care professionals, including your dentist, wear face masks in order to prevent the spread of infections, illnesses, and keep droplets of fluid from making contact with their mouth. However, you may not know that there are many different types of masks out there, each created for a different purpose. The American Society for Testing and Materials (ASTM) develops and publishes standards for many different products, materials, systems, and services, including medical face masks. Continue reading to learn more about the different levels and what your dentist wears when you are being treated.
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