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  2. Rheem Manufacturing Company - Wikipedia

    Website. www .rheem .com. Rheem Manufacturing Company is an American privately held manufacturer that produces residential and commercial water heaters and boilers, as well as heating, ventilating and air conditioning (HVAC) equipment. The company also produces and sells products under the Ruud brand name.

  3. Furnace (central heating) - Wikipedia

    A furnace ( American English ), referred to as a heater or boiler in British English, is an appliance used to generate heat for all or part of a building. Furnaces are mostly used as a major component of a central heating system. [clarification needed] Furnaces are permanently installed to provide heat to an interior space through intermediary ...

  4. Rheem - Wikipedia

    Download as PDF; Printable version; Rheem may refer to: Rheem Manufacturing Company; Rheem, California (disambiguation), places in ... Code of Conduct; Developers;

  5. List of file signatures - Wikipedia

    Unsourced material may be challenged and removed. This is a list of file signatures, data used to identify or verify the content of a file. Such signatures are also known as magic numbers or Magic Bytes. Many file formats are not intended to be read as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible.

  6. List of HTTP status codes - Wikipedia

    For example, this code could be used to present multiple video format options, to list files with different filename extensions, or to suggest word-sense disambiguation. 301 Moved Permanently This and all future requests should be directed to the given URI. 302 Found (Previously "Moved temporarily") Tells the client to look at (browse to ...

  7. AOL

    Enter Country Code Username, email, or mobile ...;;;; Forgot username? Create an account. x. AOL works best with the latest ...

  8. Proportional–integral–derivative controller - Wikipedia–integral...

    Fundamental operation A block diagram of a PID controller in a feedback loop. r(t) is the desired process variable (PV) or setpoint (SP), and y(t) is the measured PV.. The distinguishing feature of the PID controller is the ability to use the three control terms of proportional, integral and derivative influence on the controller output to apply accurate and optimal control.

  9. Newton's law of universal gravitation - Wikipedia's_law_of_universal...

    The n-body problem is an ancient, classical problem of predicting the individual motions of a group of celestial objects interacting with each other gravitationally. Solving this problem — from the time of the Greeks and on — has been motivated by the desire to understand the motions of the Sun, planets and the visible stars.