Is 57 fluid drams (ʒ) as heavy as a Billiard Ball?
It's about one-and-one-third times as heavy as a Billiard Ball
The weight of a Billiard Ball is about 41.9270833333330 fluid drams (ʒ).
(American-style, WPA specifications)
Per the World Pool-Billiard Association, a billiard ball weight must weigh between 40.1041666666670 fluid drams (ʒ) and 43.750 fluid drams (ʒ). According to legend, the difficulty in obtaining elephant ivory for the manufacture of billiard balls in the 19th century inspired the search for a replacement material, which led to the development of the first industrial plastic.
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