Field Notes
Oil Skimmers: Types, How They Work, and How to Choose the Right One
An oil skimmer removes free-floating oil from a water surface — a sump, a wastewater tank, a coolant reservoir, or a monitoring well — without pumping out the water underneath...
Air Stripping for VOC-Contaminated Groundwater: Sizing and Selection Guide for Canada
Air stripping removes volatile organic compounds (VOCs) from contaminated groundwater by transferring dissolved contaminants from the water phase into a stream of air. For Canadian...
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Activated Carbon Water Treatment: A Practical Field Guide
Activated carbon water treatment, explained: what GAC removes, GAC vs PAC, EBCT sizing, changeout. A field guide. Request a free sizing review from ERE.
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Soil & Groundwater Remediation Equipment for Canada: A Consultant's Guide
Selecting the right remediation technology for a contaminated site in Canada depends on the contaminant type, site geology, regulatory target, and timeline — not on...
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