The wall of the tank is often covered with the inner side greenish tinge. It is usually removed with a scraper, not releasing aquarium. Thus inevitably damaged plants, turbid water. The same operation can engage in a much more painless. Take a magnet and a steel disc to align them to each other from different sides of the glass, and the magnet and put another small rag. Moving the magnet will pull in the drive and it will clean the entire inner surface of the glass of the aquarium.
Recommend to read
THERMOELASTIC FOAM
In our self-similar groups the foam — some of the most popular materials. One day we read in the "M-K" (No. 9, 1977) about the different ways of processing foam. We liked most of the...
THE MOST SUCCESSFUL NAVAL FIGHTER
The Grumman F6F HELLCAT. Analysis of the results of air combat in South-East Asia with the participation of the new Japanese high-speed fighters allowed American experts to draw a...
