| 1. | It wasn't prduced by artificial means until the 1940s.
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| 2. | Who does that mother think she is, getting pregnant by artificial means?
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| 3. | Very small amounts of certain nuclides are produced on Earth by artificial means.
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| 4. | Either naturally by yelling, or by artificial means?
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| 5. | He is being kept alive by artificial means.
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| 6. | Such puffers are typically produced by artificial means.
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| 7. | After the donor was brain dead, his organs were kept pumping by artificial means.
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| 8. | By artificial means, the flow of clean water into the Everglades will be restored.
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| 9. | "It was recommended in the'80s to limit rates by artificial means.
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| 10. | Darkness set in for the second run, with the course lit by artificial means.
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