1.
Environmental Technologies to Treat Sulfur Pollution Principles and Engineering
by Lens, Piet, Pol, L. W. Huls...
ISBN: 9781900222099
List Price: $241.20
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Water Recycling and Resource Recovery in Industry Analysis, Technologies and Implementation
by Lens, P., Hulshoff Pol, L.,...
ISBN: 9781843390053
List Price: $223.65