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15. Make a classification of workplace hazards.
Workplace hazards
chemical hazards
bacteria
13. Comment upon the classification of workplace hazards (See Activity
7). Below there are more verbs to help you.
To be classified into…
To comprise…
To consist of…
To be called…
16. Write an abstract to the four texts (Activities 6,8,9,10). Consult Ap-
pendix 3.
In this unit you will be asked to do some experiments.
Please, review SAFETY PRECAUTIONS before starting any experiment.
17. Five statements are NOT CORRECT. Find and correct them.
PREPARING
• Clear all surfaces before beginning experiments.
• Read the entire experiment before you start.
• Know the hazards of the experiments and anticipate dangers.
PROTECTING YOURSELF
• Follow the directions step by step.
• Perform several experiment at a time.
• Locate exits, fire blanket and extinguisher, master gas and electricity
shut-offs, eyewash, and first-aid kit.
• Make sure there is adequate ventilation.
• Wear open-toed shoes.
• Keep floor and workspace neat, clean, and dry.
• Clean up spills immediately.
• Tie back long hair.
• Wear safety glasses or goggles, apron, and gloves
• Never eat, drink, or smoke in the laboratory or workspace.
USING EQUIPMENT WITH CARE
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