What kinds of jobs could I get upon earning my B.S. in Public Health?

Many of the job postings and internship opportunities sent to the College of Public Health are for graduates of environmental health programs.  They come from health departments, governmental regulatory agencies, university laboratories, and private industry.  Here is a sample of job titles posted in the past few months: Chemical Safety Officer/Laboratory Safety Advisor ($66,000/yr.), Sanitarian in Training ($19/hr.), Health and Safety Risk Engineer ($41,000) , Industrial Hygienist ($58,000/yr.)