somewhat sobering story
"When you're working with a synthetic chemical which never existed in nature before and you find it in a whale which came from the arctic or Antarctic, it tells you that was made by people and it got into the whale," he said.

"When you're working with a synthetic chemical which never existed in nature before and you find it in a whale which came from the arctic or Antarctic, it tells you that was made by people and it got into the whale," he said.
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