Show tantalizing metal A rare metal which has attracted dl attention during the last tio each while before it was as scarce 13 known outside of some scientific 1 Is tantalum go BO named b its discoverer ekelberg eikelberg rk elberg on fie ac fount of tho the tantalizing biffl u atles lit in extracting tile the metal hom its 01 oies es tantalum Is IQ one of the hardest substances known gnoun and its ita uso use for scientific instruments vi will ill doubtless bo be developed in a very re mirk ablo degroo degree engineering maga laga zine alno |