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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
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Adapted from the Handbook of Environmental Engineering Calculations, Water and Waste Water Calculations Manual is designed as a quickreference resource for solving most of the mathematical problems encountered by professionals specializing in water and wastewater. Calculations methods for all areas water and waste water are represented and practical solutions are provided. Water and Waste Water Calculations Manual includes such topics as conversion factors, calculations for flows in aquifers, pumping, stream sanitation, techniques for classification of lake water quality, hydraulics for environmental engineers pipe networks for water supply distribution and fundamental concepts of water flow in pipes, weirs, orifices and open channels.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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