Building Services 2 min read
Water Softening
Water is a universal solvent. Soft rainwater picks up naturally occurring dissolved minerals, including calcium and magnesium carbonates, as it…
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Building Services 1 min read
How does disinfection work?
Chemical inactivation of microbiological contamination in natural or untreated water is usually one of the final steps to reduce pathogenic microorganisms in…
Building Materials 1 min read
What is water disinfection?
Water disinfection means the removal, deactivation or killing of pathogenic microorganisms. Microorganisms are destroyed or deactivated, resulting in termination of…
Building Services 10 min read
Filtration Processes
Introduction Filtration is a process that removes particles from suspension in water. Removal takes place by a number of mechanisms…
Building Services 7 min read
Sedimentation
When water has little or no movement, suspended solids sink to the bottom under the force of gravity and form…
Building Services 7 min read
METHODS OF AERATION
Two general methods may be used for the aeration of water. The most common in industrial use is the water-fall…
Building Services 1 min read
Aeration
Aeration is a unit process in which air and water are brought into intimate contact. Turbulence increases the aeration of…
Building Services 2 min read
Household Water Treatment
Even though EPA regulates and sets standards for public drinking water, many Americans use a home water treatment unit to:…
Building Services 5 min read
Wastewater Screening
Wastewater Screening is the first unit operation in all wastewater treatment plants. Screen is the device used to retain solids found…
