The airborne concentrations of substances (such as H2S) under which nearly all workers may be repeatedly exposed without adverse effects are called ______________.
A
exposure limits
B
concentration limits
C
threshold limit values
D
substance limit values
E
İlgili Sorular
On vessels subject to the provisions of 46 CFR Subchapter T, life jackets shall be _____________.INTERNATIONAL ONLY A signal of one prolonged, one short, one prolonged, and one short blast, in that...On offshore drilling units, a fire drill must be conducted at least once a ______________.The dry-bulb temperature is 78°F and the wet-bulb temperature is 62°F. What is the relative humidi...Reducing free surfaces has the effect of lowering the _____.