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There will not be a wallpaper that says that its wallpaper is not environmentally friendly, but it is not environmentally friendly or environmentally friendly. Here are some easy ways to test for environmental protection and durability. 1. Burning method --- judge environmental protection and material. If js says that our wallpaper is a natural material, then you need a small piece of wallpaper in front of js. After returning home, the lighter burned and the natural material was basically smoke-free after burning. It was like burning paper or burning cotton; there was no pungent odor, no black smoke, and the gray ash was a gray powder, not a black one. Things. No matter what js said cotton. hemp. bamboo. Paper, this method is applicable, very effective. Moreover, if the burning is very pungent, it also means that the contamination of the material is absolutely indispensable. No matter how cheap it is, it should not be given by white. 2. Soaking water method - method of judging quality. Wallpaper is definitely more durable than latex paint, but many of the wallpapers sold by JS cannot be complimented. The best thing is to cut a piece and soak in water. After 12 hours, if there is no stratification of the wallpaper, the edges are not layered; there is no fade; it is basically qualified. Because of the non-water resistant wallpaper, drums, degumming, etc. will occur after damp. 3. Wipe method --- judge scrub resistance. Wallpapers are more resistant to scrub than latex paint. How about a pencil? Can you wipe it off? General pure paper can erase the traces. Some products can also rub the ballpoint pen! Js is not as good as what he has done, including what other people have said. It's easy to do it yourself. 4. Scrubbing method - you cut a wallpaper with a towel to try scrubbing, and then use the brush, then use the wire ball. One is to see the degree of scrub resistance, one is to see if you can clean.