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2. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   Incandescent light bulbs consist of an air-tight glass enclosure (the envelope, or bulb) with a filament of tungsten wire inside the bulb, through which an electric current is passed. Contact wires and a base with two (or more) conductors provide electrical connections to the filament.

3. Spray bottle - Wikipedia

   en.wikipedia.org/wiki/Spray_bottle

   While spray bottles existed long before the middle of the 20th century, they used a rubber bulb which was squeezed to produce the spray; the quickly-moving air siphoned fluid from the bottle. The rapid improvement in plastics after World War II increased the range of fluids that could be dispensed, and reduced the cost of the sprayers because ...

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 ...

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   mail.aol.com/?rp=webmail-std/en-us/basic

   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!

6. Variable displacement pump - Wikipedia

   en.wikipedia.org/wiki/Variable_displacement_pump

   Piston pumps can be made variable-displacement by inserting springs inline with the pistons. The displacement is not positively controlled, but decreases as back-pressure increases. Another variation is the variable-displacement vane pump, a type that has found usage in motor vehicle automatic transmissions, such as the General Motors Hydra-Matic.

7. Bitcoin jumps back above $98,000 after SEC announces Gary ...

   www.aol.com/finance/bitcoin-jumps-above-98-000...

   Bitcoin surpassed $98,800 to touch a new record on Thursday after the Securities and Exchange Commission announced Chair Gary Gensler will step down effective Jan. 20, the day Donald Trump is ...

8. A Cold War-era bomb shelter in Florida has new owners. What's ...

   www.aol.com/cold-war-era-bomb-shelter-100924902.html

   FORT PIERCE, Fla. — An "iron curtain" has descended here. Residents near a Cold War-era nuclear bomb shelter are wondering what the property's new owners are doing on the other side of the chain ...

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   1. Launch AOL Desktop Gold. 2. On the sign on screen, click the small arrow pointing down. 3. Click Add Username. 4. Type in another username and click Continue.Enter your password in the window that appears.