發送短信 : EXTRACTION OF IRON FROM RED MUD USING PALM KERNEL SHELL CHARCOAL AND COAL REDUCTANT AT TEMPERATURES 1350 °C – 1450 °C

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 /_   _//  |  ___||  /_____//   / _ \\   | \| || 
   | ||    | ||__    `____ `   | / \ ||  |  ' || 
  _| ||    | ||__    /___//    | \_/ ||  | .  || 
 /__//     |_____||  `__ `      \___//   |_|\_|| 
 `--`      `-----`   /_//       `---`    `-` -`  
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