Show j Petrol Petroleum Sub Substitute ti- ti t One Spanish substitute for petr petroleum fp miners' miners lamps contains s 77 77 per percent d cent of 90 J degree per cent alcohol an and p per PI cent of b This lam lamp fuel s seems el to have met et with J but an objection J Js ls Its low efficiency effi etU- elency the thie l e lamp using it developing only 77 per perv cent sent of the Illuminating power po of the standard petroleum Tamp amp A new new mixture designed to yield this brilliancy nc Is male made up of 02 2 per cent by hy of 01 the alcohol 10 O of of b benz lp 75 of rectified and 14 of ot fusel oil 3 |