In a chemistry lab without an emergency shower, the fire extinguisher should be used first in case of a fire.
When a student's sleeve catches fire in a chemistry lab without an emergency shower system, the fire extinguisher should be used first to extinguish the fire effectively. A fire blanket can also be utilized to smother the flames on the student's sleeve quickly and safely. It is crucial to act promptly and decisively to prevent further injury or damage.
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