Question 39
Work in pairs. Study Table 1.4. Then answer these questions:
Why should you read instructions carefully before starting an experiment?
Table 1.4 — General safety rules in the laboratory
1. Do not eat, drink or play around the laboratory.
2. Wear safety goggles to protect your eyes when working with hazardous chemicals or heating substances.
3. Read the instructions carefully before starting an experiment.
4. Keep your work area clean and tidy.
5. Always check the label on the container before using the substance.
6. When heating substances in a test tube, point the open end away from yourself and your classmates.
7. Never taste or put anything in your mouth, unless your teacher gives permission.
8. Report any damaged items, spillage and accidents.
9. Wash your hands thoroughly after all laboratory work.
Why should you read instructions carefully before starting an experiment?
Table 1.4 — General safety rules in the laboratory
1. Do not eat, drink or play around the laboratory.
2. Wear safety goggles to protect your eyes when working with hazardous chemicals or heating substances.
3. Read the instructions carefully before starting an experiment.
4. Keep your work area clean and tidy.
5. Always check the label on the container before using the substance.
6. When heating substances in a test tube, point the open end away from yourself and your classmates.
7. Never taste or put anything in your mouth, unless your teacher gives permission.
8. Report any damaged items, spillage and accidents.
9. Wash your hands thoroughly after all laboratory work.
