Medical bubbles, and especially the opened vial is very fragile, and spill their contents sometimes very simple. To avoid this, use a “tortilla” of clay: recessed in her glass bottoms of tanks holding up, as if glued.
V. GOLOVASHIN, Rybnoe, Ryazan region.
Recommend to read
HIMSELF MOE
Emergencies are always unexpected - they are extraordinary. Most often, they happen when a person puts himself in a precarious position in its oversight find themselves in a critical...
BUILDING A CHOPPER
I am a regular reader and admirer of "Modeller-designer", In turn, would like to offer the subscribers of the magazine the story of how I built a chopper. Amateur "copperstone"...