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a) battery contact exhibiting Ni with Sn, Cu, and Zn. Gasket exhibited Si with Ca, Ti, O and C. b) Polymer plug exhibiting Si with minor O and C. c) Ceramic exhibiting Si with minor O, Al, K, Na, and P. d) Filament Fe, Cr, and Ni, joined to wire lead with Ni. e) fibrous insulation with C, O, minor Ti, and striated morphology.
