Traditional Culture Encyclopedia - Hotel accommodation - There are small stones in the trash can of the hotel. What's the use?

There are small stones in the trash can of the hotel. What's the use?

Usually, it has two functions,

1, mainly used for people to put out cigarette butts after smoking: (fire prevention function)

2, very beautiful!

This kind of trash can /cz-dlslajitong 1.html is widely used in hotels, business buildings and other advanced places!