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| BOGIE
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Two-axle truck, which is used to bear the weight of the ends of the girders on a bridge crane. |
| BOILED LINSEED OIL
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Linseed oil that hardens faster due to additives. |
| BOILER
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A device for generating steam for power, processing, or heating purposes or for producing hot water for heating purposes or hot water supply. Heat from an external combustion source is transmitted to a fluid contained within the tubes in a boiler shell, a closed vessel in which water is converted to pressurized steam. This fluid is delivered to an end-use at a desired pressure, temperature, and quality. |
| BOILER FEED
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A check valve controlling inlet water flow to a boiler. |
| BOILER FEEDWATER
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The water that is forced into a boiler to take the place of that which is evaporated in the generation of steam. |
| BOILER HORSEPOWER
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A unit of rate of water evaporation equal to the evaporation per hour of 34.5 pounds of water at a temperature of 212 degrees Fahrenheit into steam at 212 degrees F. |
| BOILER PRESSURE
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The pressure of the steam or water in a boiler as measured; usually expressed in pounds per square inch gauge (psig). |
| BOILER RATING
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The heating capacity of a steam boiler; expressed in BTU per hour (BTU/h), or horsepower, or pounds of steam per hour. |
| BOILERPLATE
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Form language used in legal papers, such as deeds and mortgages, before they are individualized with personal details. |
| BOILING POINT
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The temperature at which liquid changes to vapor by the addition of heat. |
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