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GLASSHOUSES TRANSLUCENT PLASTIC STRUCTURES
FUELS AND HEAT PRODUCTION
4 other sections not shown
airflow allow ambient angle atmosphere belt blade boiler bulbs bulk bulk density burner calculated calorific value carbon dioxide cause cent chamber chimney coal combustion air condensate conveyor cooling dewpoint discharge drying duct effect ensure evaporator feed figure fitted flue flue gas fuel gases glasshouse grade heat loss heater horizontal hot water impeller inlet installed insulation lamp latent heat layer length letterbox light load louvres material method moisture motor normally nozzle operator output oxygen pack packhouse pallet pipe plant plastic polyethylene potatoes pressure produce pump reduced refrigeration relative humidity removed roller roof rotation screen sealed sheet soil space steam steam trap stoker storage supply surface tank temperature thermal tonne torque tube tray tube tunnel unit valve vapour vapour barrier vent ventilation vertical volume wall warm weight