title: TLVs threshold limit values for physical agents adopted by ACGIH for 1973.
mesh_terms: D006358:Hot Temperature / Q000009:adverse effects*; D007834:Lasers / Q000009:adverse effects; D008872:Microwaves / Q000009:adverse effects; D009622:Noise / Q000517:prevention & control*; D009787:Occupational Medicine; D011827:Radiation; D014466:Ultraviolet Rays / Q000009:adverse effects; D014481:United States