At a water treatment plant in Cleveland a primary coagulant aid slashed the operating costs.
At Work on Chemicals
As membrane systems become more prominent in the treatment of well water supplies, more care must be taken to review the effects of microbiological contamination.
Engineers set out to discover whether the direct addition of sodium chlorite to a water stream might be an effective nitrification control process.
Projects rarely are easy. However, throw in a remote site, steep siphon, a limited number of access points, harsh winter conditions and environmental concerns and you have a daunting project.
Products At Work
Waterproofing the Montsouris Reservoir: Using Hydraulic Binders and Nonwoven Geotextiles to End Leaks
Leakage problems have plagued the reservoir since it entered service.
At Work on Coatings
Performance studies show that crushed recycled glass can provide capital and annual cost savings over traditional sand filter media.
Disinfection systems treat one city's groundwater supply, allowing the city's aquifers to meet EPA and local water quality regulations.
Water Matters! was the slogan of a rally dedicated to communicating the importance of safe and clean drinking water and securing support for promoting water issues with government leaders.
Demand for a cheaper way to transform saltwater into fresh has spurred the development of a new technology by AquaSonics International, Inc., the Rapid Spray Distillation (RSD) process, that desalinates water at a fraction of the cost of current methods.
Products at Work
When compared with traditional sand filter media, crushed recycled glass can provide significant capital and annual cost savings.