Improvised sieve for sifting flour products or powdered material, straining liquids and mixtures are easy to make in minutes from flat banks (e. g., herring) and of nylon stocking or other mesh fabric is better — synthetic fibers.
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ELECTRONIC EAR
Check slabovidimym acoustic signals is of great practical importance. This: fault diagnosis of internal combustion engines; search for places of leakage of gas from the damaged pipeline...
GENTLE CLAMP
Despite the fact that the clamps clamping the Cup is loosely fitted on the axis and not rotate as you tighten, it can be rotated together with the screw, damaging the surface of the...
