On Line Environmental, Inc.



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Test Your Skills
Try these skills tests:

NOTE: Turn off any pop-up blockers that are running on your web browser and/or security software before opening these presentations.  Otherwise, they will not open.



Basic Biological Wastewater Operator Skills     Can you pass an entry level biological wastewater exam?

Activated Sludge Skills     What do you know about operating an activated sludge plant?

NPDES Skills Test     Is your wastewater treatment plant in compliance?

Formula/Conversion Form    Not a test: This list of math equations and unit conversions is provided at SC certification exams and is provided by ABC.  This form will help you in solving water and wastewater math problems.  You will need Adobe Reader to open the form.  If you do not have this installed on your computer, click here.


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