To protect the cutting edges of tools from accidental damage during storage and transportation will help simple cozies. They can produce in just a few seconds. Take a cut from leather, thick cloth or canvas strip, fold it in half to connect the sides with scriptorially.
Recommend to read
Not a spring, but gravity
The finishing touch of any dacha fence is, as everyone knows, a wicket gate. Country homeowners often equip them with simple devices that automatically close the gate after someone passes...
School hydrometeorological station
"The school automatic weather station, constructed by students of secondary school No. 5 in the city of Klin, is of technical interest. The precipitation sensor and its registration on the...