造法

造法

鉛二斤,多少任人淨洗,以鐵杯中炒之作沙,用清水淘之,置鐵鑊中,遍淘揀使極大淨,去水留滓,暴乾十日,錘打作未,以絹篩之,然後置鐵杯中,二宿三日,炒令赤,乃止,即是好丹也。

End of chapter

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