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I think the aluminum.Alzheimers connection has been de-bunked,but I really do not remember:)

Is O.T. but of interest, that prior to the widespread use of S.S for cooking and eating utensels.
Iron Deficiency was unheard of.You get alot of trace Iron when using cast iron pans and such.

That German vendor that sells those sansoucci (SP) blades also sells NOS Cowboy razors,maybe they are still around.