Manufacture of ships' pulley blocks by all-metal machines at the …………… block mills instigated the age of mass production.
A)Portsmouth
B)Massachusetts
C)California
D)Canada

Question

Quizplus · Accepted Answer

The manufacture of ships' pulley blocks at the Portsmouth block mills is historically significant because it marked the beginning of the age of mass production. This was achieved through the use of all-metal machines, which was a pioneering development in manufacturing technology.

Manufacture of Ships' Pulley Blocks by All-Metal Machines at the ……………