Laboratory Safety Rules and Symbols
A Grade 12 science worksheet covering essential laboratory safety rules, common safety symbols, and emergency procedures to ensure a safe learning environment.
Includes
Standards
Laboratory Safety Rules and Symbols
Name:
Date:
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Read all questions carefully and provide detailed answers. Ensure you understand the importance of each safety rule and symbol to maintain a safe laboratory environment.
1. What is the primary purpose of wearing safety goggles in a chemistry lab?
To prevent eye strain from bright lights.
To protect eyes from chemical splashes or flying debris.
To improve vision when working with small objects.
To make the wearer look more professional.
2. Which of the following is NOT an appropriate action in case of a chemical spill on your skin?
Rinse the affected area immediately with plenty of water.
Neutralize the chemical with another substance.
Notify your instructor immediately.
Remove any contaminated clothing.
3. The globally harmonized system of classification and labeling of chemicals is commonly known as .
4. A symbol depicting a skull and crossbones indicates a substance.
5. Describe three essential safety rules that must be followed when heating chemicals in a test tube.
6. Explain the importance of knowing the location and proper use of the fire extinguisher and eyewash station in a laboratory.
7. It is acceptable to eat or drink in the laboratory as long as you are careful.
True
False
8. All chemical waste can be poured down the sink as long as it is diluted with water.
True
False
9. Identify the safety symbol shown below and explain its meaning and the precautions you should take when encountering it.
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