Over time, the cork in the thermos like shrinks, it decreases in diameter and tightly stops clogging his throat. To restore the dimensions of the tube is possible by drilling it from the top blind hole and entering the back benches of thorn — wood truncated cone.
Recommend to read
FOUR PROFESSIONS ONE MODULE
Adherents of certain types of modellers rarely use the design solutions and technological methods inherent in other areas of technical creativity. And it is in vain. The proof is a...
WITH ELEKTROLETA ON A WALK
Speed, racing, training, training, flight, control line, radio control room - which only the definitions used to describe the purpose and characteristics of a particular flying...