The OSHA identifies basic duties that must be car-ried out by employers. Discuss these basic duties. Also, state the major roles of NIOSH and OSHA. Provide a short (in couple of sentences) explanation...

The OSHA identifies basic duties that must be car-ried out by employers. Discuss these basic duties. Also, state the major roles of NIOSH and OSHA.

Provide a short (in couple of sentences) explanation of the need for each piece of information on a typical MSDS sheet.