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  2. Immediately dangerous to life or health - Wikipedia

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

    The term immediately dangerous to life or health (IDLH) is defined by the US National Institute for Occupational Safety and Health (NIOSH) as exposure to airborne contaminants that is "likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment." Examples include smoke or other ...

  3. Tattoos and jeans: WFISD School Board to take up policies for ...

    www.aol.com/tattoos-jeans-wfisd-school-board...

    The WFISD School Board is expected to take up these staff dress-code questions Monday evening. Wear jeans anytime? Tattoos and jeans: WFISD School Board to take up policies for teachers, staff

  4. Talk:Immediately dangerous to life or health - Wikipedia

    en.wikipedia.org/wiki/Talk:Immediately_dangerous...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  5. Threshold limit value - Wikipedia

    en.wikipedia.org/wiki/Threshold_limit_value

    Threshold limit value − time-weighted average (TLV-TWA): The average exposure on the basis of a 8 hours per day, 40 hours per week work schedule. Threshold limit value − short-term exposure limit (TLV-STEL): A 15-minute TWA exposure that should not be exceeded at any time during a workday, even if the 8-hour TWA is within the TLV-TWA.

  6. Office of Safe and Healthy Students - Wikipedia

    en.wikipedia.org/wiki/Office_of_Safe_and_Healthy...

    The Safe and Drug-Free Schools and Communities Advisory Committee, authorized by the No Child Left Behind Act, was appointed by the U.S. Secretary of Education Margaret Spellings. The Committee was established to provide advice to the Secretary on Federal, state, and local programs designated to create safe and drug-free schools, and on issues ...

  7. Safe Schools/Healthy Students - Wikipedia

    en.wikipedia.org/wiki/Safe_Schools/Healthy_Students

    Safe Schools/Healthy Students (SS/HS) is a grant program funded by the United States Department of Education, United States Department of Justice, and United States Department of Health and Human Services that helps school districts, in partnership with mental health providers, law enforcement and juvenile justice agencies, implement projects that create safe and healthy schools and communities.

  8. Self-contained breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Self-contained_breathing...

    A self-contained breathing apparatus (SCBA) is a respirator worn to provide an autonomous supply of breathable gas in an atmosphere that is immediately dangerous to life or health from a gas cylinder. [1]

  9. Extended day program - Wikipedia

    en.wikipedia.org/wiki/Extended_day_program

    An extended day program is a before or after-school voluntary program held typically in an elementary school for students whose parents work beyond school hours, since records show that 65 percent of working parents work until 5:30 p.m or longer.