| 11. | Bituminous coal is also mined, and converted to petrochemicals at Sasolburg.
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| 12. | Heavy oil sands and bituminous sands occur world-wide.
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| 13. | Bituminous road come second ( 12 % ), followed by concrete.
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| 14. | Cannel coal is also lower in fixed carbon than typical bituminous coal.
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| 15. | Deposits of bituminous coal are found in these rock formations.
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| 16. | Semi-bituminous coal is also found in the watershed.
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| 17. | The area of Villablino has large reserves of bituminous coal.
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| 18. | The new highway was repaved with bituminous concrete in 1956.
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| 19. | Bituminous coal ( or " soft coal " ) mining came later.
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| 20. | The West Coast contains some of New Zealand s best bituminous coal.
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