Alternative to Landfill - Refreshing Session

Food waste can be treated with some mixture with organic waste to produce:

• Biogas

• Fertilizer

• microplastic

• microoragnisms

Composting is an example of ___________

• Anaerobic digestion

• WTE

• Aerobic digestion

• Dry anaerobic digester system

Below are the advantages of composting except

• replenish and revitalizes exhausted farm soil

• conserved resources

• reduce the emission of greenhouse gases from landfills

• it may attract bugs or unwanted animals

The main gases produced from anaerobic digestion are (you may answer more than 1)

• Methane

• Oxygen

• Carbon Dioxide

• Carbon Monoxide

The nutrient-rich digestate produced from anaerobic digestion system can be used as __________

• electronic resources

• Animal food

• Fire starter

• Fertilizer