| 21. | The Embalse Nuclear Power Station began commercial operation in January 1984.
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| 22. | The first unit is due for commercial operation in July, 2001.
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| 23. | This is purely a commercial operation, one without any consideration for the environment.
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| 24. | The one where the accident happened started commercial operations on July 1, 1998.
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| 25. | It was the last bullfighting arena in commercial operation in Catalonia.
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| 26. | The plant, proposed in the mid-1960s, never went into commercial operation.
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| 27. | Except for a turbine in the shore plant began commercial operation.
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| 28. | The power station is to start commercial operations in April 2004.
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| 29. | Something had to be done since this was a commercial operation.
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| 30. | Construction started in 1977 and commercial operation began in April 1983.
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