Question

in a laboratory, the following should not be worn. *
loose clothing
dangling jewelry
sandals
all of these
other.
hot glass looks the same as cold glass. *
true
false
other.
work areas should be kept clean and tidy *
true
false

Explanation:

• For the first question: Loose clothing can get caught in equipment, dangling jewelry can pose similar risks or get contaminated, and sandals do not provide proper foot protection in a lab. So all of these should not be worn.
• For the second question: Hot glass often does not look different from cold glass visually.
• For the third question: Keeping work areas clean and tidy is a basic lab safety and organization principle.

Answer:

• First question: all of these
• Second question: True
• Third question: True