"Heating and ventilation industry Vocational guidance United States." . . . . "Air conditioning industry Vocational guidance United States." . . "Refrigeration and refrigerating machinery Vocational guidance United States." . . "Refrigeration and refrigerating machinery." . . "Ventilation." . . "Refrigeration Service Engineers Society," . . "Refrigeration Service Engineers Society." . "PHCC Educational Foundation." . . "PHCC Educational Foundation," . "Air Conditioning Contractors of America," . . "Air Conditioning Contractors of America." . "Heating." . . "Air conditioning." . . . . . . . . . . . . "Heating, ventilation, air conditioning, and refrigeration 101" . "Heating, ventilation, air conditioning, and refrigeration 101"@en . . . "This book provides a solid and thorough introduction to the field of heating, ventilating, air conditioning, and refrigeration (HVACR) for apprentices, entry-level technicians, and first-year students."@en . . . . . . . . . . . . . . . . . . . . . . . . "HVACR 101" . "HVACR 101"@en .