Encyclopedia search

Reset search
Showing 51 to 60 of 173 results
Chilled room
A chilled room is a refrigerated area for cold storage of perishable items, especially food, to preserve them. In a chilled room the temperature is typically between 0 - 5°C.
Chiller
A chiller is a component that is used to cool water. The cooled water is pumped from the chiller to a water/air or water/water heat exchanger, where it can be used to cool air or water respectively.
Chlorination
Chlorination is probably the most common method of treating microorganisms in water. This method is mainly used by water utility companies in order to kill microorganisms in water right from the water production site up to the consumers water tap.
Chlorine dioxide
Water disinfection with chlorine dioxide is a very efficient and gentle way of fighting legionella bacteria and all kinds of micro organisms in water such as viruses, parasites and fungus spores.
Circuit breaker
A circuit breaker is a device that protects against overcurrent.
Cleaning pig
A cleaning pig is designed to facilitate the removal of sediments in a drain or sewer. It is formed as a cylindrical device with shallow channels on the surface and is propelled through the pipe by the flow.
Climate change
Climate change refers to any change in the climate over time, whether due to natural variability or as a result of human activity.
CO2e
CO2e is short for “carbon dioxide equivalents”. It is a measurement tool used for comparing various greenhouse gases’ emission based on their global warming potential.
COD (Chemical Oxygen Demand)
Chemical oxygen demand is a measure of the total quantity of oxygen required to oxidize all organic material (biologically available, inert organic matter) into carbon dioxide and water, and oxidisable inorganic matter.
Coil passes
Passes is the term that describes the number of times a pipe circuit has passed the face in an air cooler, dry cooler or condenser.