When drilling brick or concrete wall it is necessary to periodically clean the hole from dust particles. Some people use a sort of syringe, the rubber bulb. I propose to use in these cases wetted in water and braided between two segments of wire with a piece of cotton. The dust adheres and is easily removed from the hole and also easily washed off in water containers.
Recommend to read
BOAT FOR CALM WATER
At the time of making this simple craft, even the name of which is hard to find: "whether the junk, or boat, or boat, or raft", I had a "Kazanka" boat is roomy, durable. However, it was...
GIVE THE OWNER A CALL!
In an electric call management the second coil (see wiring diagram) is only used for a short. It excited low-voltage EDS, which is sufficient to power the bulb 2.5—3.5 V. They can be...
