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Home / / Color-Change Chemistry

By: Liliana
Date: Oct 27, 2015


By: Hani
Date: May 27, 2015

Well Reslly it is great site.  Can any one tell me about Coins ? can we clean it by Ammonia ?

By: satoree
Date: May 25, 2015

it website is very helpful with my science fair

By: rakesh
Date: Sep 20, 2014

really awesome techniques. if you add some pictures for the steps it will be more useful.pictorial representation gives a good understanding

By: Yogesha H N
Date: Jun 28, 2014

Is there is any food grade color which is no color in its initial stage, but it turns color after brushing ?