What are the pebbles placed in the trash
For smokers, suggesting that smoking is harmful to the health of the smoke out.
1, the production of rice is no pollution, no radiation and environmental protection of natural stone. It is hard, has good resistance to wear, corrosion resistance and other characteristics. Long term does not change color, do not degenerate. And they don't trash but color more eye-catching, or trash good decoration.2, they are acting as smokers used to eliminate smoke, avoid high temperature burning trash surface cigarette. But don't press squeeze in the cigarette butts, they will soon go out.3, they can also be used to give a person spit chewing gum, spit, avoid these sticky things contaminated trash, and they replaced regularly to keep the trash cleaning.
Small stones placed on trash called meters, a white, color, is a cigarette for smokers.
