If in the examination of any massive constructions (e.g. motor vehicle or its running gear) there is a need to inspect it from below, it will help the mirror. So that it is always at hand — getting started, attach a small mirror on a watch band: to perform operations it does not hurt, and at the right time will help to see the bottom part without the need to flip the design. V. GOLOVASHIN, Rybnoe, Ryazan region.
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