4 - Energy

4.2 - Energy production, transmission and conversion

• 4.2.11 - Compression and liquefaction of gases

4.3 - Fossil Energy Sources

• 4.3.3 - Liquid fossil fuel

4.5 - Renewable Sources of Energy

• 4.5.2 - Hydropower
• 4.5.5 - Solid biomass
• 4.5.6 - Waste incineration
• 4.5.8 - Waste to energy other
• 4.5.9 - Energy from wastewater
• 4.5.11 - Liquid biofuels

4.6 - Rational use of energy

• 4.6.4 - Energy management
• 4.6.5 - Process optimisation, waste heat utilisation

4.9 - Carbon capture and energy

4.10 - Biogas and anerobic digestion (AD)

10 - Protecting man and the environment

10.1 - Safety

• 10.1.5 - Protection against intoxication
• 10.1.6 - Assessment of Environmental Risk and Impact

10.2 - Environment

• 10.2.3 - Measurement and Detection of Pollution
• 10.2.8 - Capture and Storage of CO2
• 10.2.9 - Climate Change mitigation
• 10.2.10 - Soil and Groundwater Pollution
• 10.2.12 - Life Cycle Assessment

10.3 - Waste Management

• 10.3.1 - Biotreatment/Compost/Bioconversion
• 10.3.9 - Waste to Energy /Resource

10.4 - Water Management

• 10.4.7 - Municipal Water Treatment
• 10.4.9 - Sludge Treatment / Disposal
• 10.4.10 - Underground infrastructure
• 10.4.11 - Wastewater Recycling