REFILE-FEATURE-In hunt for clean jet fuel, South Africa swaps tobacco for weeds: CAPE TOWN, June 27 (Thomson Reuters Foundation) - When a South African Airways Boeing 737 took off from O.R. Tambo International Airport in Johannesburg two years ago, headed for Cape Town, it was powered by an unusual fuel: tobacco. South Africa hasn’t ... Source: "South Africa" - … [Read more...] about SA News: REFILE-FEATURE-In hunt for clean jet fuel, South Africa swaps tobacco for weeds