The collection "Coal and Its Processing Products" is designed for use in chemistry lessons. All samples in the collection are securely glued and labeled with the names of the substances. The collection contains the following samples: 1. Coal, 2. Coke oven gas, 3. Coke, 4. Ammonia water, 5. Mineral fertilizers, 6. Pitch, 7. Benzene, 8. Coal tar, 9. Naphthalene, 10. Toluene, 11. Dyes, 12. Aniline, 13. Saccharin, 14. Phenol, 15. Plastic.
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