In small towns and villages of young aquarists are faced with the same problem — nowhere to get equipment for aquarium: pet stores do not. But everywhere there are fotootdela, and and them the red light. But why fish red glass? If it is removed — get a reflector it extra light will give to the development of aquatic vegetation, and heated water — is enough to put fototovari without glass on the cover glass of the aquarium.
A. BELONOZHKO, Kiev
Recommend to read
“PIPER”: A CONTOUR COPY
Competitions of different rank showed that as prototypes for the manufacture of contour models are used only a dozen types of aircraft. And to participate our aeromodelling circle in the...
MINUTE RUN
Only four minutes, the athletes rakatomalala to prepare for the start. How much do you need to keep up with the time flying at the competition as if one moment: to install the model on...
