
Recently, widespread ready-to-use putty marketed in plastic packages. Unfortunately, the use of such a package is not very handy: cut a hole in it with pressure on the pack often stretches or breaks, after which the unused balance of the putty dries. Using the elements of two identical tubes under any of the cream, you will get not only reliable packaging, but also a kind of device that allows to expand the Arsenal of plastering and painting tools. The figure shows the sequence of operations but the production of the package is a tube.
Recommend to read
COLD CONTROL IC
In refrigerators with mechanical regulator temperature measured on the evaporator. It happens that the evaporator becomes covered with frost, and the thermostat begins to operate with an...
OVERLOAD INDICATOR POWER SOURCE
Sometimes the output current in the power supply can be increased up to a critical value (due to the increase of power consumption, faulty connections or load devices), which will...