| http://www.w3.org/ns/prov#value | - After some liquid has been urged into the measuring duct as far as a zero marking, for example half of the measuring duct, when the outlet opening of the syringe cylinder is closed, by virtue of a forward displacement movement of the plunger, for example by slowly ???screwing in??? the plunger by means of a screwthread in the syringe cylinder and on the plunger, the plunger is air-tightly closed o
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