enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Mercury (element) - Wikipedia

    en.wikipedia.org/wiki/Mercury_(element)

    The World Health Organization, [155] OSHA, and NIOSH all treat mercury as an occupational hazard; both OSHA and NIOSH, among other regulatory agencies, have established specific occupational exposure limits on the element and its derivative compounds in liquid and vapor form.

  3. Disinfectant - Wikipedia

    en.wikipedia.org/wiki/Disinfectant

    The vapor is hazardous to the respiratory system and eyes and consequently the OSHA permissible exposure limit is 1 ppm (29 CFR 1910.1000 Table Z-1) calculated as an eight-hour time weighted average and the NIOSH immediately dangerous to life and health limit is 75 ppm. [30]

  4. Mercury poisoning - Wikipedia

    en.wikipedia.org/wiki/Mercury_poisoning

    Mercury poisoning is a type of metal poisoning due to exposure to mercury. [3] Symptoms depend upon the type, dose, method, and duration of exposure. [3] [4] They may include muscle weakness, poor coordination, numbness in the hands and feet, skin rashes, anxiety, memory problems, trouble speaking, trouble hearing, or trouble seeing. [1]

  5. List of highly toxic gases - Wikipedia

    en.wikipedia.org/wiki/List_of_highly_toxic_gases

    Toxic: a chemical that has a median lethal concentration (LC 50) in air of more than 200 parts per million (ppm) but not more than 2,000 parts per million by volume of gas or vapor, or more than 2 milligrams per liter but not more than 20 milligrams per liter of mist, fume or dust, when administered by continuous inhalation for 1 hour (or less if death occurs within 1 hour) to albino rats ...

  6. Manganese - Wikipedia

    en.wikipedia.org/wiki/Manganese

    OSHA has set the legal limit (permissible exposure limit) for manganese exposure in the workplace as 5 mg/m 3 over an 8-hour workday. The National Institute for Occupational Safety and Health (NIOSH) has set a recommended exposure limit (REL) of 1 mg/m 3 over an 8-hour workday and a short term limit of 3 mg/m 3 .

  7. Ozone - Wikipedia

    en.wikipedia.org/wiki/Ozone

    Ozone (/ ˈ oʊ z oʊ n /) (or trioxygen) is an inorganic molecule with the chemical formula O 3.It is a pale blue gas with a distinctively pungent smell. It is an allotrope of oxygen that is much less stable than the diatomic allotrope O

  8. Toxicology testing - Wikipedia

    en.wikipedia.org/wiki/Toxicology_testing

    U.S. Army Public Health Center Toxicology Lab technician assessing samples. Toxicology testing, also known as safety assessment, or toxicity testing, is the process of determining the degree to which a substance of interest negatively impacts the normal biological functions of an organism, given a certain exposure duration, route of exposure, and substance concentration.

  9. Data center - Wikipedia

    en.wikipedia.org/wiki/Data_center

    ARSAT data center (2014). A data center is a building, a dedicated space within a building, or a group of buildings [1] used to house computer systems and associated components, such as telecommunications and storage systems.