| Name | Name:Mechanical Engineering Technicians | Name:Chemical Plant and System Operators | 
| Annual Wage | Annual Wage:$53,830 USD | Annual Wage:$54,150 USD | 
| Hourly Rate | Hourly Rate:$25.88 USD | Hourly Rate:$26.03 USD | 
| * Data from: May 2012 National Occupational Employment and Wage Estimates for United States, Bureau of Labor Statistics. | * Data from: May 2012 National Occupational Employment and Wage Estimates for United States, Bureau of Labor Statistics. | |
| Total Employment | Total Employment:46630 | Total Employment:38170 | 
| Description | Description: | Description: | 
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