Any stove is the ash pit, and if the fuel is solid, it is always accumulated ash, which occasionally have to shovel. To simplify this work, I invented a kind of scoop drive. It is inserted in the ash pit and stays there, until you are filled with ash. Rope CHAGIEV, student of the 10th grade, S. Matangi, Semipalatinsk OBP.
Recommend to read
Ivolga
The Russian Federation is the only country possessing the technology of ekranoplane. In addition to the giant apparatus created under the direction of R. Alekseev, developed and are small,...
“INCONSISTENCY AND UNFINISHED”
We have previously described a pretty complicated path of development of the French submarine fleet before the First world war (see "M-K" No. 4 of 2014), consisting in the infinite...
