→ skos:prefLabel → "4.1.2. Use alternative energy"
→ skos:example → "Solar cookit is a parabolic system that uses sun to heat and cook. It is equipped with a pack covered by aluminium film"
→ od:Suggestion → "Adopt alternative energies like solar energy or wind power to reduce the use of electical energy and the consequent air emission"
→ od:hasLevel → "Level_3"