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Re: [Phys-l] spectra

I have an HP X- drive (X-Y recorder) that also wont' work properly w/ the alkaline replacement -- also a photographic spot meter. W/ the replacement; uncalibratable.

bc thinks the Hg and radioactivity scares must be defeated.

p.s. it's like the red scares!

On 2010, Oct 29, , at 07:05, bennett bennett wrote:

and I cannot use my Accutron watch, because its accuracy depends on the
voltage of the mercury battery, which isn't made anymore.