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
MANAGED YACHT “SOFKA”
We offer the modelers designed by athletes from the Czech Republic. It is simple in design, does not require scarce materials to build, has the original technology of housing and very...
AUTOMATIC ACTIVATION OF PC SPEAKERS
As you know, speaker of the personal computer (PC) it is necessary to include separately. If they are installed at some distance from the operator, this situation is hardly comfortable,...