PBR was already on the upswing when Metropoulos & Co. acquired it.
The WWI-era equipment had been acquired from a Polish ammunition factory in the late 1930s.
In fact, all tests are achievement tests—they reveal not inborn ability but the skills a person has acquired up to that point.
c.1600, "gained by effort," past participle adjective from acquire. Of diseases, "occurring after birth, thus not dependent on heredity," 1842 (opposed to congenital). Acquired taste is attested from 1734.
acquired ac·quired (ə-kwīrd')
Of or relating to a disease, condition, or characteristic that is not congenital but develops after birth.
Developed in response to an antigen, as resistance to a disease by vaccination or previous infection.