auto snow shovel

So think of the snow brush with ice scraper this thing, I saw in a treasure are used to shovel snow or ice on the glass, not glass? Can rest assured to use? In addition, the body is unable to use this? I look like not dedicated to the body of things, let it melt?With the end of bank card or a card what will do, that have scratches on the glass the friend you shave telescopic auto shovel, scraping almost cloth wipe without affecting the line of sight will be on the road, open the heater will be clean.