SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When working with chemicals
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When working with a Bunsen burner
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When doing dissections
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Any time you are working in the lab
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Detailed explanation-1: -Lab workers should also avoid wearing or should secure loose clothing and should tie back long hair. Loose clothing or long hair can be dragged through chemicals in beakers or open flames (such as on a Bunsen burner) or get caught in equipment.
Detailed explanation-2: -Loose clothing, neck-ties, lanyards, dangling jewelry and long hair must be tied back or removed to prevent them from getting caught in equipment when operating machinery that could present a physical hazard.
Detailed explanation-3: -Hair can impede vision. Long hair can fall onto the lab bench/come in contact with chemicals or biologicals. Long hair is also a hazard around rotating equipment and open flames such as Bunsen burners or alcohol.
Detailed explanation-4: -Loose hair and clothing must be restrained. Long hair and loose clothing that can get caught on glassware or otherwise be a hazard in lab should be pulled back. 5. Appropriate attire must be worn in lab, including shoes which cover the entire foot, and clothing which covers the legs and torso.
Detailed explanation-5: -Clothing: Wear long pants or skirts and closed toed shoes, and tie back long hair. Do not wear shorts, short skirts, sandals, loose clothing, or dangling jewelry. 2. Lab coat: Wear a lab coat that covers the arms.