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Ethanol

From Ethene and Steam

  • 300°C
  • 60-70atm
  • Phosphoric Acid
  • fast
  • cheap labour
  • non-renewable
  • Pure

Fermentation

  • 30°C
  • slower
  • renewable
  • Impure

Dehydration

  • Aluminium Oxide
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Processes

Cracking

  • 600°C - 700°C
  • Silica and Alumina

Haber Process

  • 450°C
  • 200atm
  • Iron

The contact Process

  • 450°C
  • 2 atm
  • Vanadium (V) Oxide, V2O5
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