Q4(a) Personal protective equipment (PPE) refers to the equipment worn to minimize the worker's exposure to...

 

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Q4(a) Personal protective equipment (PPE) refers to the equipment worn to minimize the worker's exposure to the hazards which causes occupational injuries and illness. Explain three (3) factors which need to be taken into consideration in selecting the suitable PPE at the workplace. (6 marks) (b) A student is preparing hydrochloric acid solution in the laboratory for an experimental work. The solution is being prepared by adding the concentrated acid solution into a sufficient amount of distilled water. The personal protective equipment (PPE) which can be worn for eye protection is either safety glasses or goggles. The student is wearing goggles when preparing the solution. (i) Explain two (2) reasons why goggles are more preferred compared to safety glasses. (4 marks) (ii) Describe two (2) potential hazards and its effects onto the student upon contact with the hydrochloric acid solution. (4 marks) (iii) Describe three (3) safe work practices which can be implemented in the laboratory to avoid accidents and near misses. (6 marks) Q4(a) Personal protective equipment (PPE) refers to the equipment worn to minimize the worker's exposure to the hazards which causes occupational injuries and illness. Explain three (3) factors which need to be taken into consideration in selecting the suitable PPE at the workplace. (6 marks) (b) A student is preparing hydrochloric acid solution in the laboratory for an experimental work. The solution is being prepared by adding the concentrated acid solution into a sufficient amount of distilled water. The personal protective equipment (PPE) which can be worn for eye protection is either safety glasses or goggles. The student is wearing goggles when preparing the solution. (i) Explain two (2) reasons why goggles are more preferred compared to safety glasses. (4 marks) (ii) Describe two (2) potential hazards and its effects onto the student upon contact with the hydrochloric acid solution. (4 marks) (iii) Describe three (3) safe work practices which can be implemented in the laboratory to avoid accidents and near misses. (6 marks)