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  2. Biosafety level - Wikipedia

    en.wikipedia.org/wiki/Biosafety_level

    A biosafety level (BSL), or pathogen/protection level, is a set of biocontainment precautions required to isolate dangerous biological agents in an enclosed laboratory facility. The levels of containment range from the lowest biosafety level 1 (BSL-1) to the highest at level 4 (BSL-4).

  3. Personal protective equipment - Wikipedia

    en.wikipedia.org/wiki/Personal_protective_equipment

    At the European Union level, personal protective equipment is governed by Directive 89/686/EEC on personal protective equipment (PPE). The Directive is designed to ensure that PPE meets common quality and safety standards by setting out basic safety requirements for personal protective equipment, as well as conditions for its placement on the ...

  4. Immediately dangerous to life or health - Wikipedia

    en.wikipedia.org/wiki/Immediately_dangerous_to...

    That is, the level is unknown, not non-existent. 10%LEL The IDLH value has been set at 10% of the lower explosive limit although other irreversible health effects or impairment of escape due to toxicology exist only at higher levels.

  5. European respirator standards - Wikipedia

    en.wikipedia.org/wiki/European_respirator_standards

    Such mechanical filter respirators protect against the inhalation of particulates such as dust particles, droplets, and aerosols. [3] EN 14683 defines respirators for use in medical settings, [ 4 ] while European standard EN 143 defines the 'P' classes of particle filters that can be attached to a face mask, which are P1 , P2 , and P3 .

  6. Respirator assigned protection factors - Wikipedia

    en.wikipedia.org/wiki/Respirator_Assigned...

    The respiratory protective devices (RPD) can protect workers only if their protective properties are adequate to the conditions in the workplace.Therefore, specialists have developed criteria for the selection of proper, adequate respirators, including the Assigned Protection Factors (APF) - the decrease of the concentration of harmful substances in the inhaled air, which (is expected) to be ...

  7. Hierarchy of hazard controls - Wikipedia

    en.wikipedia.org/wiki/Hierarchy_of_hazard_controls

    Employers must provide PPE when other control measures are still being developed or cannot adequately reduce hazardous exposure to safe levels. [16] Personal Protective Equipment (PPE) minimizes risks to health and safety when worn correctly, including items like earplugs, goggles, respirators, and gloves.

  8. Usage of personal protective equipment - Wikipedia

    en.wikipedia.org/wiki/Usage_of_personal...

    A doctor wearing personal protective equipment for treating patients with COVID-19. The use of personal protective equipment (PPE) is inherent in the theory of universal precaution, which requires specialized clothing or equipment for the protection of individuals from hazard. [1]

  9. Hazmat suit - Wikipedia

    en.wikipedia.org/wiki/Hazmat_suit

    A hazmat suit is a piece of personal protective equipment that consists of an impermeable whole-body garment worn as protection against hazardous materials. Such suits are often combined with self-contained breathing apparatus (SCBA) to ensure a supply of breathable air.

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