If a barrel is poured in the vegetable garden or cistern in the shower — the water level in them will tell you a simple water-measuring device consisting of a Styrofoam float and stuck to his line or rod with the labels. For greater stability of water-measuring devices are required on the barrel to put the bar with the guide bushing.
Recommend to read
Boat for calm waters
At the time of making this simple watercraft, which is even difficult to name: "either a junk, or a boat, or a boat, or a raft," I had a "Kazanka" — a spacious, sturdy boat. However, it...
NORTH AMERICAN FJ-4B FURY
The development of carrier-based jet fighter with the designation F1J firm North American beginning in the years of the Second world war. It was the car with straight low wing and front...