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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.
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 is short for “carbon dioxide equivalents”.
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.
Cold store
A cold store is a refrigerated area for cold storage, a refrigerated building, or an area for keeping goods, especially food, in cold conditions to preserve them.
Cold water
Domestic cold water covers the water that is used in a home for showering, cooking, etc.
Colebrook-White's formula can be used to determine the friction coefficient (l) of a turbulent flow.
A compensator can be built-into a heating system to absorb pipe linear expansion as an alternative to an expansion loop.