1857 G. W. Thornbury 19 Jenkin was powder-scorched, black as a Turk.
c1914 C. F. Cahalane 124 The clothes, if powder scorched, may prove that the assailant stood close to the victim.
1989 (Nexis) 23 Aug. 6/1 What had been a major thoroughfare has become a gritty, sandbagged, powder-scorched combat zone.