What can't be vacuumed?
Here are seven types of debris that can damage or block your vacuum cleaner, and explain what cleaning alternatives are available in these cases.
Earth and plants...
Shards of glass and ceramics ...
Ash, concrete dust, sawdust, flour...
Liquids and coffee grounds...
Small items (coins, paper clips, pins, toys)
How often should you do a wet cleaning in the house?
The best option is to wipe especially dusty surfaces with a damp cloth once every few days and wash the floors in the passage areas of the apartment, and once a week to carry out a full-fledged wet cleaning.