| 1. | The Maine was powered by coal, and a coal-dust explosion has been suggested.
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| 2. | To explain the second explosion, Ballard advanced the theory of a coal-dust explosion.
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| 3. | Use of improper explosives underground can also cause methane and coal dust explosions.
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| 4. | 2001-An underground methane and coal dust explosion in Ukraine, kills at least 50.
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| 5. | An underground methane and coal dust explosion in Ukraine kills at least 50.
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| 6. | On 1 March 1927 an underground gas and coal dust explosion killed 52 men.
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| 7. | Historically, fatalities from dust explosions have largely been the result of secondary dust explosions.
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| 8. | The June 8 grain dust explosion near Wichita, Kan ., left seven workers dead.
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| 9. | This kind of thing is how you get dust explosions.
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| 10. | Flooding and coal dust explosions in some mines required improved ventilation and pumping engines.
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