( Superconductors ( ( ( ( ( conduct electricity ) ( without ( ( losing energy ) ( to ( electrical resistance ) ) ) ) ) , ) ( as ( ( most conductors ) do ) ) ) . ) )
(ROOT (S (NP (NNS Superconductors)) (VP (VBP conduct) (NP (NN electricity)) (PP (IN without) (S (VP (VBG losing) (NP (NN energy)) (PP (TO to) (NP (JJ electrical) (NN resistance)))))) (, ,) (SBAR (IN as) (S (NP (JJS most) (NNS conductors)) (VP (VBP do))))) (. .)))
Superconductors conduct electricity without losing energy to electrical resistance, as most conductors do.
(ROOT (S (NP (PRP You)) (VP (VBP call) (S (NP (NNS materials)) (ADJP (JJ able) (S (VP (TO to) (VP (VB conduct) (NP (NN electricity)) (PP (IN with) (NP (ADJP (CD 100) (NN %)) (NN efficiency))) (, ,) (S (VP (VBG meaning) (SBAR (IN that) (S (NP (DT no) (NN energy)) (VP (VBZ is) (VP (VBN lost) (PP (IN during) (NP (NP (DT the) (JJ electrical) (NN transmission)) (, ,) (NP (NNS superconductors)))))))))))))))) (. .)))
You call materials able to conduct electricity with 100% efficiency, meaning that no energy is lost during the electrical transmission, superconductors.