Noun
feed water (uncountable)
Alternative form of feedwater.
It used the Girdler sulfide process to produce heavy water, and required 340,000 tonnes of feed water to produce one tonne of heavy water. Source: Internet
To limit (thermophilic) bacterial action, the feed water may be dosed with formaldehyde and control of the feed water pH is also practiced. Source: Internet
The average steam consumption of those engines (per output horsepower) was determined to be the evaporation of 30 pounds of water per hour, based on feed water at 100 °F, and saturated steam generated at 70 PSIG. Source: Internet
This type of pump was used extensively in the 19th century—in the early days of steam propulsion—as boiler feed water pumps. Source: Internet