It is known that in friable material such as drywall or particle Board, the screws holding bad and under load falls. However, it will bind details not worse than a bolt with a nut, if properly prepare the hole for the screw with epoxy. For this purpose the screw is pre-coated with any oily grease (tsiatim, grease, vaseline), and in a hole dug in “epoxy”. Then screwed the screw before final curing of the resin several times to twist as if forming for him the thread.
A. KUZIN, electrical engineer, Ekaterinburg
Recommend to read
SLIDE OF HEALTH AND STRENGTH
The kids in our country are surrounded daily by care and attention of adults. A lot of effort to Oka grow up healthy and cheerful. This is facilitated by the physical education and...
PASSING HEATER
An electric heater in the cold season is necessary, for example, when working in unheated rooms. In the sale of these heaters, of course, available, but to make it yourself quite easily,...
