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York International is the final name of a company started in York, Pennsylvania, US, in 1874, which developed the York brand of refrigeration and HVAC equipment. [74] The York brand has been owned since August 2005 by Johnson Controls, when it was sold to them for $3.2 billion.
HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics, and heat transfer. "Refrigeration" is sometimes added to the field's abbreviation as HVAC&R or HVACR, or "ventilation" is dropped, as in HACR (as in the designation of HACR-rated circuit breakers).
Administrative controls are ranked lower than elimination, substitution, and engineering controls because they do not directly remove or reduce workplace hazards. Instead, they manage workers' exposure by setting rules like limiting work times in contaminated areas. However, these measures have limitations since they don't address the hazard ...
Vital articles is a list of subjects for which Wikipedia should have corresponding high-quality articles. It serves as a centralized watchlist to track the status of Wikipedia's most essential articles.
TM Forum is a global industry association for service providers and their suppliers in the telecommunications industry. Members include communications and digital service providers, telephone companies, cable operators, network operators, cloud providers, digital infrastructure providers, software suppliers, equipment suppliers, systems integrators, and management consultancies.
The New York Times Manual of Style and Usage: The Official Style Guide Used by the Writers and Editors of the World's Most Authoritative Newspaper is a style guide first published in 1950 by editors at the newspaper and revised in 1974, 1999, and 2002 by Allan M. Siegal and William G. Connolly. [1]
The development of digital image sensors, microprocessors, memory cards, miniaturised devices and image editing software enabled these cameras to offer their users a much wider range of operating options than was possible with the older silver halide technology. [2] [3] This has led to a proliferation of new abbreviations, acronyms and ...
Organ manual for the Gallery Organ St. Patrick's Cathedral has two pipe organs with more than 9,000 pipes, 206 stops , 150 ranks, and 10 divisions between them. [ 144 ] The two organs are the Gallery Organ, completed in 1930, and the Chancel Organ, completed in 1928; both were manufactured by George Kilgen & Son .