When you do not have a suitable spanner to Unscrew the hex-head bolt will help out any screw with two nuts — preferably square-shaped.
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Booster "Diamond-A" in November 1965 into orbit the first French artificial satellite of the Earth. France became the third space power. Length of the rocket "Diamond-A" is about 19 m,...
TELL ME, SUNNY BUNNY!
Probably few people know that Alexander Graham bell the inventor of the well — known phone made another discovery, which was considered even more significant. We are talking about the...
