Ice surface formation on asphalt roads in winter can cause unavoidable accidents.
More than 50,000 people have been mobilized to clear snow in a city in China's northeastern region, after it faced the worst snowstorm in more than 50 years.
Nearly 300 schools were forced to close due to cold weather and heavy snowfall across the UK in recent days.
The British government on January 18 announced its willingness to mobilize troops to clear snow on traffic routes, after the country suffered heavy and prolonged snowfall.
The weekends of England and France have suffered from unusually heavy snowstorms. Hundreds of flights were postponed or canceled in London and Paris.
On April 8, the US National Weather Center said snow storms over the weekend made Anchorage, Alaska, almost submerged in snow with 3.4m thick snow.
Many areas in Europe have been covered in heavy snow over the past few days.
The SuperDroid weighs 178kg, measures 132cm but can pull a small truck in ice. Especially snow shoveling to open the way for other means.