After another inventor tried but failed to etch a daguerreotype plate with electricity, Moss made a galvanic battery and began experiments that led in 1863 to the discovery of his photo-engraving process.
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British scientist John George Children was the first to melt a sample of iridium in 1813 with the aid of " the greatest galvanic battery that has ever been constructed " ( at that time ).
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The process adopted at that time for submarine blasting was to take down cans of powder, place them against the side or top of the rock, and explode them by means of a galvanic battery.
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The graduated galvanic battery with poles patent was an early form of electrotherapeutics and was touted by Coad and others as a way to help cure various diseases through the use of electricity and magnetism as medical treatment.
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