Directory Links

Water Online
Water Online is the leading industry online sourcing service and bi-weekly e-newsletter, focused on the industrial and municipal wastewater treatment, drinking water purification, storm water management, valve, pipe and flow control markets.
Information on the world’s fresh water resources.
Environment directory, resources and information websites.

Chemical Engineering at
Your complete source for chemical engineering information, calculation spreadsheets, free articles, newsletters, and a complete online community. Perfect for process and design engineers as well as students.