Section 2(g) in Andhra Pradesh Denatured Spirit and Denatured Spirituous Preparations Rules, 1971
(g)"Methylated Spirit" means denatured spirit rendered effectually unfit for human consumption by the admixture of crude woodnaptha otherwise than in highly purified condition, in the proportion of one part of Woodnaptha to nine parts of spirit by volume or in any other proportion that may be specifically prescribed by Government;
