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
MOTORBOAT “MIRAGE”
In my time, I had the opportunity to build and test many motorboats. The first to hit the water was the motorboat "Zvezdochka", whose drawings were published in the October 1966 issue of...
BUILT-IN PROTECTION
Not every radio has a built-in protection against so-called "polarity" and incorrect connection to power supply with a known high voltage (which is necessary, unfortunately, to...
