44 



ELECTRICITY OF METALS. 



Refults of ex- 

 periments. 



Filings of 



Sifted through 



Effeft. 





Copper 



P. rather ftrong 





Tin 



N, very weak. 



Tin 



Silver 



P. ftrong ' 





Zinc 



O. 





Lead 



N. weak 





Copper 



0. 



Silver 



Tin 



Silver 



N. weak 

 O. 





Zinc 



, N. 





Copper 



N. very ftrong 





Tin 



N. ditto 



Steel 



Silver 



N. ditto 





Zinc 



N. ditto 





Lead 



N. ditto 





Copper 



P. very ftrong 





Tin 



O. 



Lead 



Silver 



P. very ftrong 





Zinc 



P. not quite lb ftrong 





Lead 



0. 





Copper 



P. very ftrong 





Tin 



N. ftrong 



Brafs 



Silver 



P. ftrong 





Zinc 



O. 





Lead 



jjf. 





Copper 



P. exceeding ftrong 





Tin 



O. 



Bifmuth 



Silver 



P. exceeding ftrong 





Zinc 



P. ftrong 





Lead 



N., 





Copper 



O. 





Tin 



N. very ftrong 



Antimony 



Silver 



P. ftrong 





Zinc 



N. ftrong 





Lead 



N. very ftrong 





Copper 



P. exceeding ftrong 





Tin 



O. 



Nikel 



Silver 



P. ftrong 





Zinc 



O. 





Lead 



P. 



[lilver 



If] 



