Illumination equaling that of a 60-100 watt bulb for 6 hours. 5.2 kg of CCl4 (Carbon tetrachloride) 0.7 kg petrol can run a 1 horse-power motor for 2 hours can generate 1.25 k electricity can drive a 3-tonne lorry 2.8 km can cook 3 meals for a family of 5-6