Even when the blade cut along a wooden ruler — there is no guarantee that the edge, huddling, does not crash or find yourself on it.
This will not happen if the shaver to wear a paperclip as shown: she cut off the blade from the line and the cut goes right.
Recommend to read
USEFUL VIBRATION
There is a whole range of different mechanisms for various kinds of sealing and tamping in construction from rollers to vibrotables. The device, created at the Central...
FOLDING TABLE
Children's is usually the smallest room in the apartment. The rational use of its area arises particularly to parents, when the family has another child. In particular, when the first...