Topaz Clean?

I keep on hearing about this topaz clean thing(if that how you spell it). What is it? What does it do?

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Originally Posted by Pillows and Poo

I keep on hearing about this topaz clean thing(if that how you spell it). What is it? What does it do?

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I don't know what it does exactly but this is what it looks like after using.

https://i.imgur.com/ZSPouYs.png