A term applied to tobacco that has deteriorated and turned black during the curing process. Any leaf of which 10 percent or more of its surface has been blackened during the curing process may be described as oxidized. Oxidized tobacco is also known as barn scald or barn rot. (See Rules 23 and 25.)

[42 FR 21092, Apr. 25, 1977. Redesignated at 47 FR 51721, Nov. 17, 1982, 48 FR 29671, June 28, 1983, 49 FR 16756, Apr. 20, 1984, and 51 FR 25027, July 10, 1986]