You can find information & resources of science, biotechnology, chemistry, ecology, technology, science resources, mechanical engineering, earth sciences, astrophysics, nuclear & molecular at PortalScience.com
Institution of Chemical Engineers
International group of chemical and process engineers and material scientist. Provides information on education and development of the professions.
http://www.icheme.org/
International Ozone Association
Serves as the focal point for technology transfer and developments on the use of ozone and ozonation in drinking water treatment, wastewater treatment, odor control.
http://www.int-ozone-assoc.org/
International Society for?Pharmaceutical Engineering (ISPE)
International society for technical professionals in the health care manufacturing industry. Source for educational forums to promote development and sharing of knowledge for its members.
http://www.ispe.org/
Society for Risk Analysis
The Society for Risk Analysis (SRA) provides an open forum for all those who are interested in risk analysis. Risk analysis is broadly defined to include risk assessment, risk characterization, risk communication, risk management, and policy relating to risk.
http://www.sra.org/