Sewage treatment or pollution control--trainees view their jobs.
D001290:Attitude; D004782:Environmental Health; D006077:Government Agencies; D007220:Industrial Waste; D012498:Sanitary Engineering / Q000193:education; D012722:Sewage; D013336:Students, Health Occupations; D011795:Surveys and Questionnaires; D014481:United States; D014876:Water Pollution / Q000517:prevention & control*
D007220:Industrial Waste; D012722:Sewage