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From Vidali (2001).

From Vidali (2001).

acceptors and nutrients. Although microorganisms are present in contaminated soils, they are not necessarily present in the numbers required for intrinsic biore-mediation. Their growth and activity are typically stimulated with the addition of nutrients and O2 (Table 17.8).

The most common pollutants in the environment are the monoaromatic hydrocarbons produced from gasoline and diesel fuel production (Phelps and Young, 2000). Gasoline contains 20% by volume benzene, toluene, and xylene (BTEX). BTEX compounds enter the environment through accidental surface spills or

TABLE 17.9 Examples of Superfund Sites Using Bioremediation Technologies

Site Treatment Contaminants

Site Treatment Contaminants

TABLE 17.9 Examples of Superfund Sites Using Bioremediation Technologies

Applied Environmental

Bioventing

Volatile organic compounds (VOCs),

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