when wet or icy

См. также в других словарях:

• Cold-weather biking — A bicycle set up for winter commuting with metal studded tires, enclosed chain case, and drum brakes Cold weather biking (also referred to as winter biking, snowbiking or icebiking) is the activity of cycling in winter weather with snow, ice, and …   Wikipedia

• Icebiking — (also referred to as snowbiking or winter biking) is the activity of cycling in cold winter weather on roads and paths covered with snow, ice, and slush. In addition to the challenges of cold weather and slippery road surfaces, winter bikers also …   Wikipedia

• Alpine skiing — Alpine ski slope Highest governing body International Ski Federation Nickname(s) Downhill Sliding First played 1861, Kiandra, Aus …   Wikipedia

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• Road traffic safety — Sidewalks, curbs and traffic signals in Maryland, United States …   Wikipedia

• Ski wax — is a material applied to the bottom of skis or snowboards to help them perform better on snow. Types of ski wax In general, ski wax can be broken down into two categories: grip and glide. Glide wax Glide wax describes a range of waxes which can… …   Wikipedia

• Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …   Wikipedia

• Canada's Worst Driver 3 — Infobox Television show name = Canada s Worst Driver 3 caption = Canada s Worst Driver Logo format = Reality television runtime = 60 minutes creator = developer = Proper Television producer = Blair Ricard executive producer = Guy O Sullivan… …   Wikipedia

• Siping — is a process of cutting thin slits across a rubber surface to improve traction in wet or icy conditions.There is a story told on various websites that siping was invented and patented by John Sipe Fact|date=April 2008 in the 1920s Sipe worked in… …   Wikipedia

• Locomotive wheelslip — is an event that affects railway motive power when starting from stationary.The greatest effort is required from a locomotive when starting. At this time, if the driver applies too much power to the wheels (ie, for a steam locomotive, he opens… …   Wikipedia

• Regolith — (Greek: blanket rock ) is a layer of loose, heterogeneous material covering solid rock. It includes dust, soil, broken rock, and other related materials and is present on Earth, the Moon, some asteroids, and other planets. The term was first… …   Wikipedia