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Scouts in uniform during the First National Jamboree in Washington, D.C. in 1937. Early Boy Scout uniforms were copies of the U.S. Army uniforms of the time. Scouts generally wore knickers with leggings, a button-down choke-collar coat and the campaign hat. Adults wore a Norfolk jacket with knickers or trousers.
Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...
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DOAS air handling unit with heat recovery wheel and passive dehumidification. A dedicated outdoor air system (DOAS) is a type of heating, ventilation and air-conditioning system that consists of two parallel systems: a dedicated system for delivering outdoor air ventilation that handles both the latent and sensible loads of conditioning the ventilation air, and a parallel system to handle the ...
Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...
Cadettes are Girl Scouts who are in sixth, seventh, and eighth grades (around ages 11–14). [3] [13] Their uniform is a khaki vest or sash with white shirts and khaki bottoms. [2] They wear the official Girl Scout Membership Pin on their uniform. The Girl Scout Membership Star is worn with white membership disks. [5]
The majority of guidance available for design of heat and smoke building vents installed in buildings is restricted to nonsprinklered, single-story buildings. [4] This is partly a historical consequence of the installation of heat and smoke vents following the August 1953 General Motors, Livonia, MI major fire in a nonsprinklered manufacturing facility which effectively stopped the production ...
The following items are common parts of the uniform of Boy Scout and Girl Guide movements. Scouting portal; Pages in category "Scouting uniform"