Weigand noted during the interview at Intersolar Europe, 2011 that DuPont expects a major breakthrough in this area in 2011.

韦根先生在此次2011 Intersolar欧洲展会的采访中表示，杜邦公司预计可在2011年在这一领域取得突破。

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But industry whistleblower Dr Jeffrey Weigand backs the Norwegian stance.

BBC: Many Norwegians smoke

This, says Mr Weigand, would have ended Grohe's industrial production in Germany and dealt a devastating blow to the people of Hemer, who have even named their town square Grohe Platz.

BBC: NEWS | Business | Reshaping Germany's companies