According to the Chemical Data Guide, propylene oxide is assigned a health hazard rating of 3,2,2. The last digit "2" of the rating means ___________________.
A
chemical vapors will cause a slight smarting of the eyes or respiratory system if present in high concentrations
B
the chemical contains fairly severe skin irritants, causing second- and third-degree burns after a few minutes contact
C
the chemical poison presents some hazard if it enters the body and typically has threshold limits of 100 to 500 ppm
D
the chemical is severely hazardous, usually having threshold limits below 10 ppm
E
İlgili Sorular
Where should the tops of vents from gasoline tanks §terminate?BOTH INTERNATIONAL & INLAND What is a "vessel restricted in her ability to maneuver"?In illustration D051NG, the position labeled C was plotted because __________.You will be entering the Mystic River in Connecticut. What is the current at the Highway Bridge at ...A vessel must have one approved ring life buoy on board if its length is over how many feet?