Dispersants Ineffective in Deepwater Horizon Oil Spill - 3,000 tons of dispersant was used to push back the spread of oil and dissolve its particles, but was rendered ineffective due to the depth of the oil. It may have suppressed the growth of oil degrading bacteria and made the oil more toxic.

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Dispersants Ineffective in Deepwater Horizon Oil Spill - 3,000 tons of dispersant was used to push back the spread of oil and dissolve its particles, but was rendered ineffective due to the depth of the oil. It may have suppressed the growth of oil degrading bacteria and made the oil more toxic.