Environment & Ecology · Environmental Engineering
खतरे की पहचान (Hazard identification) मुख्य रूप से निम्नलिखित में से किस पर केंद्रित होती है?
- 1रासायनिक स्रोत और सांद्रता (Chemical source and concentration)✓
- 2रासायनिक मार्ग (Chemical pathway)
- 3रासायनिक विश्लेषण (Chemical analysis)
- 4रासायनिक जोखिम (Chemical exposure)
सही उत्तर देखें
रासायनिक स्रोत और सांद्रता (Chemical source and concentration)
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