Can someone tell me how to use this kind of stove ? Is it true that only works with metallic pots, since the top is flat, I must use flat bottom pots to get larger area of contact ?4 h s# d6 _% _8 H. \* \
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Also what's the difference between current model of Malata Karaoke player compare with earlier models ^( W4 j \7 G7 H" z% V- NThanks for help.