No mercury and lead pollution.

无汞和铅污染。

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This method is simple and has no mercury pollution.

该方法简单，无汞污染。

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LEDs, however, contain no mercury and already rival fluorescents in efficiency.

然而不用水银的LED在功效上已经可以与荧光灯相匹敌。

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Ford stopped creating Mercury versions of its Fords: There are no Mercury versions of the Ford Flex and Edge SUVs.

FORBES: A Case For Saving Mercury

Unlike incandescent bulbs, the LightSpeaker LED bulb contains no mercury or halogen gases and produces almost no heat.

ENGADGET: Klipsch LightSpeaker makes whole home audio as simple as screwing in a light bulb (hands-on)

Our devices contain no mercury, they contain no caustic chemicals and they don't break as they are not made of glass.

BBC: Plastic bulb development promises better quality light