1.Polish with the moist old newspaper, it had better be that one side is wiped vertically up and down while wiping, unless wipe about another side level, so it is the easy find by place wiped to leak.. 2.Develop one with warm water first, dip in with wet cloth a little alcohol polish, or family formate wine root under change and then, it wipes to be the glass the getting more bright very..
3.Drip and light kerosene on the glass, or dip in water and scribble and air the universe on the glass with the dust of chalk and gypsum powder, unless it is by cloths clean or not wipe at cotton, the getting more bright clean and in glass..
4.Tooth powder being in water, until solution polish glass two sides like this, polish with the cloth do, afterwards with wrinkle newspaper wipe..
5.Mix in ink with a little ammonia water ' 10: 1),Scrub by glass,spend finally too it for cloth and wrinkle there aren't newspaper..
6.Unless paint or filth glass, can scribble there aren't some vinegar..
7.Unless it can paint there aren't toothpaste by fine cloth to if turn black glass, can make glass unable to resume clean..