Scientists reclaim soil contaminated with crude oil by heating it up (pyrolysis) just enough that hydrocarbons are removed, but not so much that the soil's fertility (ability to grow crops) is diminished - reclaimed soil successfully grew black-seeded lettuce to which crude oil is toxic

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Scientists reclaim soil contaminated with crude oil by heating it up (pyrolysis) just enough that hydrocarbons are removed, but not so much that the soil's fertility (ability to grow crops) is diminished - reclaimed soil successfully grew black-seeded lettuce to which crude oil is toxic