Sentence:  In February 1801 , Oersted did manage to experiment with physical apparatus and reported experiments made with a voltaic battery of 600 plates of zinc and silver and of later experiments with a battery of 60 plates of <WSD>zinc</WSD> and lead . 
Meaning of the word marked with <WSD> tags:  a bluish-white lustrous metallic element; brittle at ordinary temperatures but malleable when heated; used in a wide variety of alloys and in galvanizing iron; it occurs naturally as zinc sulphide in zinc blende