Types of treatments


  • Anaerobic digestion: is a collection of processes by which microorganisms break down biodegradable material in the absence of oxygen.
    Anaerobic digestion is widely used as a source of renewable energy. The process produces a biogas, consisting of methane, carbon dioxide and traces of other ‘contaminant’ gases. Read more


Why in 4ento, we rather let it breathe?
We believe the arguments for it applications are being win-over by nature most basic, endless, renewable, abundant, environmentally friendly and FREE , solar energy, wind power & wave energy.


  • Biodegradation
  • Composting
  • Incineration
  • Landfill
  • Landfill mining
  • Mechanical biological treatment
  • Mechanical sorting
  • Open dump
  • Photodegradation
  • Recycling
  • Resource recovery
  • Sewage treatment
  • Waste collection
  • Waste picking
  • Waste sorting
  • Waste trade
  • Waste treatment
  • Waste-to-energy


All others all very bad and Illegal dumping !! so please don’t.