Fu 01 Wood, the world´s eldest and still most common fuel
   Fu 02 Extinguishing fire by carbon dioxide from Cola
Fu 03 A fuel made from Cola after its fermentation
Fu 04 A micro spirit burner melts the aluminium closure of a Cola can
Fu 05 Distillation of petroleum: Fuels for motion, heating, light
Fu 06 Liquid gas: Cooling by evaporation, high temperature by burning
  Fu 07 Bio-Diesel made of rape seed
Fu 08 Diesel dissolves wax at higher temperatures
   Fu 09 Fu 09 Liquid gas, Diesel and wax are HYDROCARBONS
Fu 09  Ignition points:Candle wax and Diesel burn without a wick
      Fu 10   Plastic materials are excellent but dangerous fuels
  Fu 11 Combustion and explosion of hydrogen