Energy form | Density | Range | Feed-in | Utilisation | |
---|---|---|---|---|---|
Electricity | Low voltage | Very high | 10 km | Everywhere | Everywhere |
 | Medium voltage | High | 50 km | Everywhere | Everywhere |
 | High voltage | Medium | 500 km | International, urban centre, suburban, small city | Urban centre, suburban area, small town |
Gas | Low pressure | Very high | 20 km | Urban centre, suburban, small town, selectively in rural areas | Urban centre, suburban area, small city |
 | High pressure | Very low | 1,000 km | International, urban centre | Urban centre |
Heat | Â | Very high | 10 km | Everywhere | Everywhere |
Oil | Â | Very low | 1,000 km | International, urban centre | Urban centre |