The British magazine “Practical Householder” reminds readers about the DS one the oldest methods-plan sections using the so-called Egyptian triangle with sides in the ratio 3:4:5. If you make a triangle out of durable nylon twine, combining stretches it with a metal SANB, we will get a reliable and accurate tool for marking angles.
Recommend to read
RELIABLE LOCK
My house — my fortress. And the fortress must be strong lock. It is clear even to children. An example of this is Evgeny Lebedev, the pupil 3 classes of school № 3 of the city of...
MALYSHOK LAYS A SKI TRACK
After our magazine began to publish materials about motonartah, created by enthusiasts of technical creativity, the number of such vehicles built by Amateurs has increased dramatically....