| http://www.w3.org/ns/prov#value | - Thus, in particular embodiments of the present invention there is provided a new article for preventing the clogging of drainpipes of bathtubs, shower stalls, lavatories and the like, particularly due to the accumulation of hair therein, during the taking of showers or washings or the like, preferably made of a suitable flexible and springy plastic material, or of flexible and springy rubber or of
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