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2. Transmissometer - Wikipedia

   en.wikipedia.org/wiki/Transmissometer

   In a transmissometer the extinction coefficient is determined by measuring direct light transmissivity, and the extinction coefficient is then used to calculate visibility range. [ 2 ] Atmospheric extinction is a wavelength dependent phenomenon, but the most common wavelength in use for transmissometers is 550 nm , which is in the middle of the ...

3. Visibility - Wikipedia

   en.wikipedia.org/wiki/Visibility

   The international definition of fog is a visibility of less than 1 km (3,300 ft); mist is a visibility of between 1 km (0.62 mi) and 2 km (1.2 mi) and haze from 2 km (1.2 mi) to 5 km (3.1 mi). Fog and mist are generally assumed to be composed principally of water droplets, haze and smoke can be of smaller particle size.

4. Bicycle and motorcycle geometry - Wikipedia

   en.wikipedia.org/wiki/Bicycle_and_motorcycle...

   Trail can vary as the bike leans or steers. In the case of traditional geometry, trail decreases (and wheelbase increases if measuring distance between ground contact points and not hubs) as the bike leans and steers in the direction of the lean. [17] Trail can also vary as the suspension activates, in response to braking for example.

5. Automated airport weather station - Wikipedia

   en.wikipedia.org/wiki/Automated_airport_weather...

   If relative humidity is high (i.e., there is a small difference between the temperature and the dew point), mist or fog is reported, depending on the exact visibility. Fog is reported when visibility is 1/2 mile or less; mist is reported for visibilities greater than 0.5 miles (0.80 km) but less than 7 miles (11 km).

6. AOL Video - Serving the best video content from AOL and ...

   www.aol.com/video/view/how-to-play-baseball...

   The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

7. Bicycle lighting - Wikipedia

   en.wikipedia.org/wiki/Bicycle_lighting

   Red light on the back of a bicycle Early bicycle lighting: candle lamps, oil lamps and carbide lamps Early bicycle lamps and two early bottle dynamos (1935). Bicycle lighting is illumination attached to bicycles whose purpose above all is, along with reflectors, to improve the visibility of the bicycle and its rider to other road users under circumstances of poor ambient illumination.

8. Do I need a Netflix subscription to watch NFL Christmas ... - AOL

   www.aol.com/netflix-subscription-watch-nfl...

   Netflix will broadcast both NFL Christmas games this year. Do you need a Netflix subscription to watch the games?

9. Cappuccino Meltaway Bars sold nationwide recalled due to tree ...

   www.aol.com/cappuccino-meltaway-bars-sold...

   People who bought the recalled holiday candy are urged to call Gardners corporate office for a replacement at 1-800-242-2639, Monday through Friday from 7:30 a.m. to 4 p.m. Eastern time.