"The only way to tell if a plant is complying with pollutions limits is by accurately measuring flows and by taking truly representative samples"

David L. Russell, P.E.

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Taking samples


Design of an enclosed composting reactor

David L. Russell, P.E.

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Compost reactor after assembly


Thermal sludge drying - a look at drum dryer systems

David L. Russell, P.E.

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Buflovak drum dryer



If your treatment plant was build on the 10 states standards, dynamic modeling may show that it still has capacity to spare

David L. Russell, Jeremy Dudley & Youri Amerlinck

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Buflovak drum dryer