For fixing the film during drying, usually use special clothespins or clips. But if these instruments are at hand does not, they will replace ordinary paper clip.
Recommend to read
FIGHTER TANKS “CENTAUR”
In the 1980s, the Italian army had developed tactical and technical requirements for prospective family of tracked and wheeled armored combat vehicles that were planned to start...
“COMPACT -800” MOTOR FOR ALS
Numerous rallies of Amateur aircraft collected hundreds of enthusiasts, small aircraft, and it clearly showed that the interest in the design of Amateur aircraft huge. However, in...
