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The California Work Opportunities and Responsibility to Kids (CalWORKs) program is the California welfare implementation of the federal welfare-to-work Temporary Assistance for Needy Families (TANF) program that provides cash aid and services to eligible needy California families.
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The HVAC industry was historically regulated by the manufacturers of HVAC equipment, but regulating and standards organizations such as HARDI (Heating, Air-conditioning and Refrigeration Distributors International), ASHRAE, SMACNA, ACCA (Air Conditioning Contractors of America), Uniform Mechanical Code, International Mechanical Code, and AMCA ...
Predictive maintenance techniques are designed to help determine the condition of in-service equipment in order to estimate when maintenance should be performed. This approach promises cost savings over routine or time-based preventive maintenance, because tasks are performed only when warranted. Thus, it is regarded as condition-based ...
In 1909, Morris Rosenberg, the company's founder, began cleaning shopkeepers' windows in San Francisco, CA. The company took the name American Building Maintenance in 1913 and acquired Easterday Janitorial Supply Company in 1927. [7] In the 1920s and 1930s, ABM grew its business on the West Coast by offering annual cleaning contracts to businesses.
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 ...