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2. Bicycle performance - Wikipedia

   en.wikipedia.org/wiki/Bicycle_performance

   From a mechanical viewpoint, up to 99% of the mechanical energy delivered by the rider into the pedals is transmitted to the wheels (clean, lubricated new chain at 400 W), although the use of gearing mechanisms reduces this by 1–7% (clean, well-lubricated derailleurs and a straight chainline), 4–12% (chain with 3-speed hubs), or 10–20% (shaft drive with 3-speed hubs).

3. Nike, Inc. - Wikipedia

   en.wikipedia.org/wiki/Nike,_Inc.

   Nike, Inc. [note 1] (stylized as NIKE) is an American athletic footwear and apparel corporation headquartered near Beaverton, Oregon, United States. [6] It is the world's largest supplier of athletic shoes and apparel and a major manufacturer of sports equipment, with revenue in excess of US$46 billion in its fiscal year 2022.

4. Bicycle - Wikipedia

   en.wikipedia.org/wiki/Bicycle

   A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered or motor-assisted, pedal-driven, single-track vehicle, with two wheels attached to a frame, one behind the other. A bicycle rider is called a cyclist, or bicyclist. Bicycles were introduced in the 19th century in Europe. By the early 21st century there were more ...

5. Feds are moving to improve airline travel for people with ...

   www.aol.com/news/rule-dot-2025-seeks-improve...

   Get organizers for all of your Christmas decorations on sale now for as low as $10

6. Motorized bicycle - Wikipedia

   en.wikipedia.org/wiki/Motorized_bicycle

   The Consumer Product Safety Act defines the term low speed electric bicycle as a two- or three-wheeled vehicle with fully operable pedals and an electric motor of less than 750 watts (1 horsepower), whose maximum speed on a paved level surface, when powered solely by such a motor while ridden by an operator who weighs 170 pounds, is less than ...

7. Bicycle tire - Wikipedia

   en.wikipedia.org/wiki/Bicycle_tire

   For example, if a fat-bike tire is inflated to 0.5 bar (50 kPa; 7.3 psi) gauge pressure at room temperature 20 °C (68 °F) and then the temperature is decreased to −10 °C (14 °F) (a 9% decrease in absolute temperature), the absolute pressure of 1.5 bar (150 kPa; 22 psi) will be decreased by 9% to 1.35 bar (135 kPa; 19.6 psi), which ...