If the bath tube or sink due to the loose fitting to the drain hole allows water to enter, then restore its tightness is easiest with a rubber fingertip — just need to fit them to the tube.
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“RUBLES”
In the first rank of the best projects presented by young technicians country in the Central exhibition NTTM-82, is "Rublis" — self-propelled plow-cultivator, or, as it is called, a...
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Cultivation, furrows, weeding between the rows, earthing up of the plants... For these and other works is a lot of mechanisms and machines. Often quite complex, scarce and expensive....
