Deck : Deck General - 726/5076
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| According to the Chemical Data Guide, propylene oxide is assigned a health hazard rating of 3,2,2. What does the last digit "2" of the rating mean? |
| A) the chemical poison presents some hazard if it enters the body and typically has threshold limits of 100 to 500 ppm |
| B) chemical vapors will cause a slight smarting of the eyes or respiratory system if present in high concentrations |
| C) the chemical is severely hazardous, usually having threshold limits below 10 ppm |
| D) the chemical contains fairly severe skin irritants, causing second- and third-degree burns after a few minutes contact |
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