Correction for the weight of a Battery (D)
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How heavy is 742 fluid drams (ʒ)?
It's about twenty times as heavy as a Battery (D)
The weight of a Battery (D) is about 34.70 fluid drams (ʒ).
(Alkaline)
A "D" size battery weighs 34.70 fluid drams (ʒ). The D size battery is the oldest of the modern battery sizes, first invented by the National Carbon Company in 1898.