1. Chemical Activation:
• Phosphoric Acid Activation: The carbonaceous material is impregnated with phosphoric acid and then heated to activate. This method is commonly used for materials like coconut shells.
• Zinc Chloride Activation: Impregnation with zinc chloride followed by high-temperature activation is another chemical activation method.
• Phosphoric Acid Activation: The carbonaceous material is impregnated with phosphoric acid and then heated to activate. This method is commonly used for materials like coconut shells.
• Zinc Chloride Activation: Impregnation with zinc chloride followed by high-temperature activation is another chemical activation method.
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