Task 4.2 Hazards in the workplace

Currently studying my cert 3 & 4 in teacher aide and would love some support with these questions.

Task 4.2
You have been asked to assist with the training of a new Education Support Worker at Acorn College. The Principal has asked you to provide the new employee with information on hazards. Complete the table below.
a. Describe the meaning of the following safety signs that are present at your workplace and provide an example of when or where they would be used
Corrosive substance
Emergency equipment
Sharps
PPE
b. What is a hazard?
c. How can a Education Support Worker identify workplace hazards?
d. Provide one example of a workplace hazard that may be found in a school for each of the following:
Chemical hazard
Physical hazard
Ergonomic hazard
Biological hazard
Psychosocial hazard

Task 4.3 Maintaining Currency

Task 4.3
The Principal has asked you to provide the new employee with information on maintaining currency (up to date knowledge and training) in the workplace. Complete the table below.
Work Practices	How to maintain currency
Reporting processes and hierarchy
The use of workplace equipment
Infection Control
Hazard Identification and Risk Assessments

Task 4.4
Identify below two different sources of stress or fatigue in a school. Then, for each source that you have identified, determine at least one method that you can use to control, reduce or eliminate this workplace hazard.