Smoking is widely practised as a form of recreational drug use, with tobacco smoking being the most prevalent form. Business Insider Africa presents 10 African countries with the highest smoking rates.The list is courtesy of Wisevoter.Tunisia takes the lead on the continent with a staggering 24.6%% of its population engaging in smoking habits.Smoking is a practice in which a substance is combusted and the resulting smoke is typically inhaled to be tasted and absorbed into the bloodstream of a person. Usually, people smoke dried tobacco leaves rolled in paper to make cigarettes. But smoking can…