Objectives

After studying this unit, you should be able to:

1.  Categorise different radiations into ionising and no ionising types,

2.  Explain the effects of radiations and the precautions to be taken in their use,

3.  List the different classes of hazardous substances,

4.  Explain handling aspects of hazardous chemical substances like, labels, packaging's and use of fume cupboard,

5.  Explain the proper and safe storage of different types of chemicals,

6.  Explain safe methods of transport of bulk chemicals from store, and

7.  Explain the significance of personal hygeine in the prevention of chemical hazards.

Figure: Representation of an electromagnetic radiation.

Figure: Symbol for ionising radiation.