Science projects. "The cream polish the Silver & brass." for 1. Study and try ครีมขัด silver - brass, a proper look 2.To study and test the efficiency of lime cream and cream, tamarind, polished brass, silver - black to remove the shine more. The cream 1 part consists of water lime lime 200 g. chalk 300 grams.1 part consists of tamarind juice 200 g. chalk 300 grams. Which is the proper use of thick cream cream polish the silver - brass. The cream of both experimental efficiencyThe results showed that the 1.The lime cream polish the silver. Can remove the black silver white, has good gloss and the polishing brass can eliminate black stains well make brass, yellow and Shine 2.The cream, tamarind, polished silver. To remove the black and silver white little shine a little, and if it can remove the black polished brass, brass, yellow but little. Shine a little
.Therefore, from the experimental studies the cream polish the silver - brass. Which cream polish the silver - brass have the thick. It can remove black well and make silverware - Brass shine more
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