![voltage - Why aren't the main conductors in this underground power cable made from copper? - Electrical Engineering Stack Exchange voltage - Why aren't the main conductors in this underground power cable made from copper? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/6FT0u.jpg)
voltage - Why aren't the main conductors in this underground power cable made from copper? - Electrical Engineering Stack Exchange
![High voltage cables laid in the ground. Laying the electrical cable in safety plastic ribbed tube underground, cirty services Stock Photo - Alamy High voltage cables laid in the ground. Laying the electrical cable in safety plastic ribbed tube underground, cirty services Stock Photo - Alamy](https://c8.alamy.com/comp/2GC21BE/high-voltage-cables-laid-in-the-ground-laying-the-electrical-cable-in-safety-plastic-ribbed-tube-underground-cirty-services-2GC21BE.jpg)
High voltage cables laid in the ground. Laying the electrical cable in safety plastic ribbed tube underground, cirty services Stock Photo - Alamy
![1STec 3m Underground Cable Conduit Ducting Hose Pipe Channel for TV Coax, Electric Wire, Garden Lights, Fish Pond Low Voltage Pumps, Power Socket Lead Burial (3 Metre, 20mm External 14mm Internal): Amazon.co.uk: 1STec 3m Underground Cable Conduit Ducting Hose Pipe Channel for TV Coax, Electric Wire, Garden Lights, Fish Pond Low Voltage Pumps, Power Socket Lead Burial (3 Metre, 20mm External 14mm Internal): Amazon.co.uk:](https://m.media-amazon.com/images/I/81TX0Lpdm1L.jpg)
1STec 3m Underground Cable Conduit Ducting Hose Pipe Channel for TV Coax, Electric Wire, Garden Lights, Fish Pond Low Voltage Pumps, Power Socket Lead Burial (3 Metre, 20mm External 14mm Internal): Amazon.co.uk:
![Underground electrical services and cables in trench exposed during utility services upgrade in Oakham town centre, Rutland, England, UK Stock Photo - Alamy Underground electrical services and cables in trench exposed during utility services upgrade in Oakham town centre, Rutland, England, UK Stock Photo - Alamy](https://c8.alamy.com/comp/P2PKXY/underground-electrical-services-and-cables-in-trench-exposed-during-utility-services-upgrade-in-oakham-town-centre-rutland-england-uk-P2PKXY.jpg)