Ed Butts (4. 10. 2019). „The cautionary tale of whale oil”. The Globe and Mail. Архивирано из оригинала 6. 10. 2019. г. „Then in 1846, a Nova Scotian physician and geologist named Abraham Gesner invented kerosene. This pioneering form of fossil fuel, which some called coal oil, burned cleaner and brighter than whale oil, and didn’t have a pungent odour.”CS1 одржавање: Формат датума (веза)
Ed Butts (4. 10. 2019). „The cautionary tale of whale oil”. The Globe and Mail. Архивирано из оригинала 6. 10. 2019. г. „Then in 1846, a Nova Scotian physician and geologist named Abraham Gesner invented kerosene. This pioneering form of fossil fuel, which some called coal oil, burned cleaner and brighter than whale oil, and didn’t have a pungent odour.”CS1 одржавање: Формат датума (веза)