Palintest LTD
Palintest is a world-leading manufacturer of water testing kits and environmental products for water quality analysis in drinking water, Pools and Spas, waste water and effluent.
http://www.palintest.com/

Pump Engineering Calculator
Online calculation of water pumps.
http://americanturbine.net/formulacalc/pump.htm

Valv-Trol
Manufactures pilot-operated valves for use in raw-water or high-water-content-fluid (H.W.C.F.), hydraulic and high-pressure water systems.
http://www.valv-trol.com

Water Quality Products
Provideseditorial content including developments in water conditioning, filtration and disinfection for residential, commercial and industrial systems.
http://www.wqpmag.com

Reckon It, Inc.
185Graph fire sprinkler software - hydraulic calculations fire sprinkler - fire sprinkler hydraulic calculation - automatic sprinkler program
http://www.reckonit.com

TORVS Research Team
Software for reaction prediction, synthesis design, classification of organic reactions, chemical information, calculation of 3D coordinates, and calculation of physicochemical parameters.
http://www2.chemie.uni-erlangen.de/software/index.html

Taftan Data
Taftan Data, Developer of Engineering Application
http://taftan.com

Math Corp
Our financial calculators software delivers proven loan calculation, financial calculation and online financial calculation functionality with unsurpassed performance and versatility
http://mathcorp.com

U.S. Water News
News concerning water and water issues in the USA. US Water News coverage includes water supply, water quality, policy and legislation, litigation and water rights, conservation, climate, and international water news. Occasional articles relating to trenchless technology. A resource for professionals serving the water industry.
http://uswaternews.com/homepage.html

Industrial Network Calculation
Dipl. Ing. Friedel J. BlŠser offers tips on calculation of industrial energy distribution networks; also, network analysis and synthesis.
http://www.fjblaeser.de/