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2. Ballcock - Wikipedia

   en.wikipedia.org/wiki/Ballcock

   A later innovation, the floatless fill valve, designed for low-profile, low-flow toilet tanks, uses a pressure-sensing diaphragm mechanism instead of a float to control the inlet valve. [4] Delay valves, which delay the filling until the level has dropped to a low level, avert short-cycling of the water supply.

3. Aortic valve - Wikipedia

   en.wikipedia.org/wiki/Aortic_valve

   Homograft valves are donated by patients and recovered after the patient expires. The durability of homograft valves is probably the same as for porcine tissue valves. Another procedure for aortic valve replacement is the Ross procedure (after Donald Ross) or pulmonary autograft. The Ross procedure involves going to surgery to have the aortic ...

4. Piping and instrumentation diagram - Wikipedia

   en.wikipedia.org/wiki/Piping_and_instrumentation...

   Piping and instrumentation diagram of pump with storage tank. Symbols according to EN ISO 10628 and EN 62424. A more complex example of a P&ID. A piping and instrumentation diagram (P&ID) is defined as follows: A diagram which shows the interconnection of process equipment and the instrumentation used to control the process.

5. Savings interest rates today: Best accounts still paying out ...

   www.aol.com/finance/savings-interest-rates-today...

   The FDIC is an independent government agency charged with maintaining stability and public confidence in the U.S. financial system and providing insurance on consumer deposit accounts.

6. Pilot-operated relief valve - Wikipedia

   en.wikipedia.org/wiki/Pilot-operated_relief_valve

   A separate actuator on the piping releases pressure in the line if it crosses a threshold. This releases the pressure on the back of the seal, causing the valve to open. The essential parts of a PORV are a pilot valve (or control pilot), a main valve, a pilot tube, the dome, a disc or piston, and a seat. The volume above the piston is called ...

7. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!