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2. Ice dam (roof) - Wikipedia

   en.wikipedia.org/wiki/Ice_dam_(roof)

   An ice dam is an ice build-up on the eaves of sloped roofs of heated buildings that results from melting snow under a snow pack reaching the eave and freezing there. Freezing at the eave impedes the drainage of meltwater, which adds to the ice dam and causes backup of the meltwater, which may cause water leakage into the roof and consequent ...

3. Snowmelt system - Wikipedia

   en.wikipedia.org/wiki/Snowmelt_system

   A heated sidewalk in Holland, Michigan Installation of a geothermal snowmelt system on a street in Reykjavík, Iceland.. A snowmelt system prevents the build-up of snow and ice on cycleways, walkways, patios and roadways, or more economically, only a portion of the area such as a pair of 2-foot (0.61 m)-wide tire tracks on a driveway or a 3-foot (0.91 m) center portion of a sidewalk, etc.

4. Snow removal - Wikipedia

   en.wikipedia.org/wiki/Snow_removal

   De-icing is defined as removal of existing snow, ice or frost from a roadway, airport runway, roof, or other surface. It includes both mechanical means, such as plowing, vacuuming or scraping, and chemical means, such as application of salt or other ice-melting chemicals.

5. Snow - Wikipedia

   en.wikipedia.org/wiki/Snow

   Icings – Roofs must also be designed to avoid ice dams, which result from meltwater running under the snow on the roof and freezing at the eave. Ice dams on roofs form when accumulated snow on a sloping roof melts and flows down the roof, under the insulating blanket of snow, until it reaches below freezing temperature air, typically at the ...

6. Why salt melts ice — and how to use it on your sidewalk - AOL

   www.aol.com/news/chemists-told-us-why-salt...

   Ice has a semi-liquid surface layer; When you mix salt onto that layer, it slowly lowers its melting point.. The more surface area salt can cover, the better the chances for melting ice.. Ice ...

7. We Can't Stop Watching This Viral Ice Melt Machine in Action

   www.aol.com/lifestyle/cant-stop-watching-viral...

   This winter, avoid the nasty trips and falls on black ice with this ice melt spreader. It is ideal for large outdoor areas that tend to get covered in sleet.