To harden a steel part in a domestic environment, it must first be heated, as, for example, on a gas burner. However, the question arises: what is its holding? Pliers or forceps are not very comfortable with this, as they themselves get really heated, delaying the process. Better to hang the item on a wire, securing it with several wraps.
A. VINOGRADOV, Mogilev, Belarus
Recommend to read
IMPORTED AND IMPROVE
A commercially available power supply units are Chinese — made adapters have several advantages: they have an attractive modern design; dimensions distinguished by compactness; the...
CASTING OF PLASTICS
The details of the models are usually made of plastic or metal by machining. However, when they have much better detail molding plastic in a plaster mold. To prepare plastic from acrylic...