COAL AND PETROLEUM

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Across
  1. 3. FIRST LAYER OF COAL FORMATION
  2. 4. THICK AND VISCOUS PETROLEUM PRODUCT
  3. 7. THE ELEMENT THAT IS NOT PRESENT IN PETROLEUM
  4. 9. PRESENT IN LPG CYLINDERS
  5. 12. A COMMON PROPERTY OF CRUDE OIL AND COAL TAR
  6. 14. A PLACE WHERE COAL IS USED MAJORLY
  7. 16. THE LAYER THAT SUPPORTS PETROLEUM LAYER
  8. 17. IT IS FORMED WHEN COAL IS BURNT
Down
  1. 1. A FORM OF COAL USED IN PENCILS
  2. 2. PETROL ,DIESEL AND COAL
  3. 4. PUREST FORM OF CARBON
  4. 5. NATURAL FORMATION OF COAL
  5. 6. SOLAR WIND AND GEO THERMAL
  6. 8. THE ACID THAT TURNS SUGAR INTO COKE
  7. 10. RAPID FUEL USED IN ROCKETS
  8. 11. WIND AND SOLAR ENERGY
  9. 13. OBTAINED BELOW THE LAYER OF COAL
  10. 15. A PROPERTY OF THE PURE FORM OF COAL