Occupational Safety and Health and Key Consultancy
NEBOSH National General Certificate TOPICS OF (CONTROLLING WORKPLACE HAZARDS)
Safety Signs Personal Protective Equipment Manual Handling Mechanical Handling & Transport Safety Work Equipment Maintenance Electrical Safety Fire Chemical Hazards Occupational Ventilation Health Hazards Ergonomics Noise Radiation Construction, Demolition, & Excavation Working Above Ground Level Waste
The Key Consultancy
Ltd 2005: All Rights reserved
71
NEBOSH National General Certificate SAFETY SIGNS Exercise1 State the shape and colors of the following types of safety signs and give example of each: • • • • Prohibition Warning Mandatory Safe condition
Answer 1
The sign Prohibition WarninQ Mandatory Safe condition
Shape Circular TrianQular Circular Rectangular White Yellow Blue Green
Color
Example No smoking Toxic substance Hearing protection mandatory First aid
The Key Consultancy
Ltd 2005: All Rights reserved
72
NEBOSH National General Certificate
PERSONAL PROTECTIVE EQUIPMENT
Exercise 1 Outline the factors to be considered in the selection of eye protection for use at work. Answer 1 • • • • • • • Type and nature of the hazard (impact, chemical splash, UV light, etc). Type & standard of protection. Comfort & user acceptability. Compatibility with other items. Maintenance requirements. Costs. Training requirements.
Exercise 2 Identify one advantage and one disadvantage of safety goggles compared with safety spectacles. Answer 2 • • Advantage of safety goggles over safety spectacles is: all around protection. Disadvantage of safety goggle: is the tendency to mist.
Exercise 3 Explain the different between breathing apparatus and respirator. Answer 3 Respirator: is a filter for removal of air contaminants. It is either half or full face respirator and it includes a cartridge specific for the type of air contaminant e.g.: dust, vapor, fume, etc. Breathing apparatus: is an apparatus supplying the wearer with clean air or oxygen to help
Safety Signs Personal Protective Equipment Manual Handling Mechanical Handling & Transport Safety Work Equipment Maintenance Electrical Safety Fire Chemical Hazards Occupational Ventilation Health Hazards Ergonomics Noise Radiation Construction, Demolition, & Excavation Working Above Ground Level Waste
The Key Consultancy
Ltd 2005: All Rights reserved
71
NEBOSH National General Certificate SAFETY SIGNS Exercise1 State the shape and colors of the following types of safety signs and give example of each: • • • • Prohibition Warning Mandatory Safe condition
Answer 1
The sign Prohibition WarninQ Mandatory Safe condition
Shape Circular TrianQular Circular Rectangular White Yellow Blue Green
Color
Example No smoking Toxic substance Hearing protection mandatory First aid
The Key Consultancy
Ltd 2005: All Rights reserved
72
NEBOSH National General Certificate
PERSONAL PROTECTIVE EQUIPMENT
Exercise 1 Outline the factors to be considered in the selection of eye protection for use at work. Answer 1 • • • • • • • Type and nature of the hazard (impact, chemical splash, UV light, etc). Type & standard of protection. Comfort & user acceptability. Compatibility with other items. Maintenance requirements. Costs. Training requirements.
Exercise 2 Identify one advantage and one disadvantage of safety goggles compared with safety spectacles. Answer 2 • • Advantage of safety goggles over safety spectacles is: all around protection. Disadvantage of safety goggle: is the tendency to mist.
Exercise 3 Explain the different between breathing apparatus and respirator. Answer 3 Respirator: is a filter for removal of air contaminants. It is either half or full face respirator and it includes a cartridge specific for the type of air contaminant e.g.: dust, vapor, fume, etc. Breathing apparatus: is an apparatus supplying the wearer with clean air or oxygen to help