Japan Launches The World’s Most Efficient Electricity Cable

https://propakistani.pk/2022/01/13/japan-launches-the-worlds-most-efficient-electricity-cable/amp/?__cf_chl_f_tk=rpzYG8i3Yab4PqLsrUaZ3pK_JA2KG5.crUijwvBylMg-1642284831-0-gaNycGzNCGU

"1.5-km superconducting transmission cable... transmission line is cooled to -269 Degrees Celcius... liquid nitrogen goes into a superconducting state at -196 Degrees Celcius... 10% cheaper than the standard liquid helium... coat transmission lines... railway-required 1,500 volts and several hundred amperes... the country loses 4% of its electricity; about 700 million kilowatt-hours"