Anaerobic digestion (AD) is a form of waste treatment that involves the controlled decomposition of biodegradable and organic wastes. The main outputs of AD are methane, which is considered a renewable form of energy, and a possible fertilizer rich in nitrogen, ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles