About 50 coconut shells were burnt to produce activated charcoal as a filter medium. Water is sprayed on the burnt coconut shells so they will remain in chips/granular form instead of burning down completely into ashes. Thanks Mr. Sylas and Mr. Rinoy for helping out despite the heat!
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Related : C.Gigantic Carbon PORTAL SITE Activated Carbon Regenerated Activated Carbon Service North Eastern Starch | แป้งมันสำปะหลัง
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