Question

1. work areas should be kept clean and tidy. 1 point true false 23) laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present. 1 point true false 24) never remove chemicals or other equipment from the laboratory. 1 point true false 25) chipped or cracked glassware is okay to use. 1 point true false

Explanation:

1. Clean work - areas are safety - and efficiency - promoting.
2. Lab work should not start without instructor's presence for safety.
3. Removing lab items is against safety and property - keeping rules.
4. Chipped or cracked glassware can cause accidents and should not be used.

Answer:

1. A. True
2. B. False
3. A. True
4. B. False