What are the 5 hierarchy of control?
NIOSH defines five rungs of the Hierarchy of Controls: elimination, substitution, engineering controls, administrative controls and personal protective equipment. The hierarchy is arranged beginning with the most effective controls and proceeds to the least effective.
What is safety hazard and risk?
A hazard is something that can cause harm, e.g. electricity, chemicals, working up a ladder, noise, a keyboard, a bully at work, stress, etc. A risk is the chance, high or low, that any hazard will actually cause somebody harm. For example, working alone away from your office can be a hazard.
What is the most important rule for lab safety?
The most important lab safety rule is to know the location of and how to use safety equipment, such as a fire extinguisher.
What are the safety rules in a science lab?
- Act responsibly in the science classroom / lab.
- Follow all written and verbal instructions carefully.
- Never work alone.
- Do not touch equipment or chemicals in the lab until your teacher gives instructions.
- Do not eat, drink or chew gum in the science classroom / lab.
- Do not drink from lab containers.
What are the 5 lab safety rules?
Five Lab Safety Rules You Must Follow
- Lab safety is one of the most important concerns when you are working with medical supplies, hazardous chemicals, and heavy-duty equipment.
- Wear Proper Lab Clothing.
- Handle Chemicals with Care.
- Properly Care for the Equipment.
- Always Locate Emergency Equipment.
- Keep Food and Drink Out of the Lab.
What are the 4 major types of hazards?
There are four types of hazards that you need to consider:
- Microbiological hazards. Microbiological hazards include bacteria, yeasts, moulds and viruses.
- Chemical hazards.
- Physical hazards.
- Allergens.
What are 2 Procedures for identifying hazards at work?
In order to control workplace hazards and eliminate or reduce the risk, you should take the following steps:
- identify the hazard by carrying out a workplace risk assessment;
- determine how employees might be at risk;
- evaluate the risks;
- record and review hazards at least annually, or earlier if something changes.