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- Treat all unknown or unlabeled substances as hazardous.
- Avoid practical jokes or other behavior which might confuse,
startle, or distract another worker.
- Always wear the appropriate personal protective equipment
when working in the laboratory.
- Be alert to unsafe conditions and see that they are
corrected when detected.
- Report any signs and symptoms of exposure to a chemical or
biological substance immediately and obtain appropriate medical treatment.
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