Use professional cold light to whiten and treat acheomycin teeth, dental fluorosis, teeth staining.

运用专业冷光美白技术治疗四环素牙、氟斑牙、染色牙。

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And I also want to whiten my skin.

我还要把皮肤弄白一点。

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Don't go to all these measures to whiten your teeth on your own.

不要去所有这些措施，美白自己的牙齿上。

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Another would attempt to whiten clouds over the oceans by wafting tiny salt particles up into them.

ECONOMIST: Geoengineering

Apparently, this new filter adds the ability to whiten teeth, widen eyes, soften skin and even overlay a rainy day window or magazine-like layouts to shots.

ENGADGET

Historically, nightingale bird droppings were used to remove stains from delicate silk garments in Japan, as well as by geishas to whiten and even skin marred by frequent and heavy use of makeup, Pacheco says.

CNN: Try a placenta or bird poop facial