It will be a good helper in all cases where any surface is necessary to impart roughness. For example, to glue ceramic tiles on painted with oil paint the wall. You take a plate, fill her sparse number of nails so that their edge came from the other side, and you do not need to spend a lot of time and effort to cover the wall of the grooves providing the best coupling with the applied cement mortar.
Recommend to read
ATLAS PROFILES
PROFILE "NACA-6409". Developed in the early 30-ies in the aerodynamic laboratory of the NAC (USA) for lifting aircraft-biplanes. This profile can be recommended as models of gliders...
NEW EASTERN WAY
After her victorious Russo-Japanese war, Japan immediately moved to a new class of naval powers, occupying one of leading places. After the commissioning of the trophies of the Russian...
