The "Fuel" collection is intended for use as demonstration material in chemistry lessons to familiarize students with types of fuel, their origins, and industrial significance. The collection includes the following samples: 1. Crude oil 2. Coal 3. Coke 4. Natural gas 5. Peat 6. Wood 7. Fuel oil 8. Gasoline 9. Kerosene 10. Diesel fuel 11. Gas oil 12. Hydrogen 13. Oxygen 14. Rocket fuel (imitation) 15. Oxidizer.
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