To enhance their knowledge. Ability to use chemicals. Including how aid. When chemicals into the body. And know how to prevent the accident from the use of chemicals.
To increase the potential of knowledge and use of chemicals, as well as know how first aid. When the chemicals into your body and know how to prevent to prevent an accident from use of chemicals.
To increase the efficiency of knowledge and the use of chemicals, and know how to first aid when chemicals in the body and know how to prevent an accident, not to the use of chemicals.