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2. Liquid-ring pump - Wikipedia

   en.wikipedia.org/wiki/Liquid-ring_pump

   Single-stage vacuum pumps typically produce vacuum to 35 torr (mm Hg) or 47 millibars (4.7 kPa), and two-stage pumps can produce vacuum to 25 torr, assuming air is being pumped and the ring-liquid is water at 15 °C (59 °F) or less. Dry air and 15 °C sealant-water temperature is the standard performance basis, which most manufacturers use for ...

3. Axial-flow pump - Wikipedia

   en.wikipedia.org/wiki/Axial-flow_pump

   An axial-flow pump for industrial use. An axial-flow pump, or AFP, is a common type of pump that essentially consists of a propeller (an axial impeller) in a pipe.The propeller can be driven directly by a sealed motor in the pipe or by electric motor or petrol/diesel engines mounted to the pipe from the outside or by a right-angle drive shaft that pierces the pipe.

4. Rotary vane pump - Wikipedia

   en.wikipedia.org/wiki/Rotary_vane_pump

   An eccentric rotary vane pump Another eccentric rotary-vane pump design. Note that modern pumps have an area contact between rotor and stator (and not a line contact). 1. pump housing 2. rotor 3. vanes 4. spring. A rotary vane pump is a type of positive-displacement pump that consists of vanes mounted to a rotor that rotates inside a cavity. In ...

5. AOL Mail for Verizon Customers - AOL Help

   help.aol.com/products/aol-mail-verizon

   AOL Mail welcomes Verizon customers to our safe and delightful email experience!

6. Mortgage and refinance rates for Jan. 8, 2025: Rates for 30 ...

   www.aol.com/finance/mortgage-and-refinance-rates...

   Average mortgage rates for popular 30-year fixed terms are relatively flat while shorter 15-year fixed terms tick up as of Wednesday, January 8, 2025, elevated to their highest levels in six months.

7. Cialis Side Effects: What to Expect (& How to Avoid Them) - AOL

   www.aol.com/cialis-side-effects-expect-avoid...

   As mentioned, Cialis can interact with other PDE5 inhibitors for ED, as well as medications prescribed to treat hypertension (high blood pressure), fungal infections, heart disease, heart failure ...

8. Fire hydrant - Wikipedia

   en.wikipedia.org/wiki/Fire_hydrant

   A fire hydrant, fireplug, [1] firecock (archaic), [2] hydrant riser or Johnny Pump [3] [better source needed] is a connection point by which firefighters can tap into a water supply. It is a component of active fire protection. Underground fire hydrants have been used in Europe and Asia since at least the 18th century. Above-ground pillar-type ...

9. Savings interest rates today: Why earn peanuts when ... - AOL

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

   Find the best strategy for protecting your money in our guide to saving and investing. Editor's note: Annual percentage yields shown are as of Tuesday, December 24, 2024, at 8:10 a.m. ET. APYs and ...