Chemical fertilizer is hurtless. The problem of the fertilization comes from unreasonable use.

化肥本身是无害的，有害的是对化肥的不合理施用。

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At present, the hurtless treatment for chrome slag is undergoing in many chromate plants in China.

目前，许多铬盐厂正在进行铬渣无害化处理，速度快的已基本完成。

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There are a lot of pictures on the page is hurtless, want them not to push a written language only.

页面上有很多图片是无害的，只要它们不挤走文字。

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