( ( ( ( ( ( Electrical wires ) ( have ( ( very low ) resistance ) ) ) , ) so ) ( this ( ( ( ( allows ( ( a ( large amount ) ) ( of current ) ) ) ( to flow ) ) and ) ( can ( be dangerous ) ) ) ) ) . )
(ROOT (S (S (NP (JJ Electrical) (NNS wires)) (VP (VBP have) (NP (ADJP (RB very) (JJ low)) (NN resistance)))) (, ,) (IN so) (S (NP (DT this)) (VP (VP (VBZ allows) (NP (NP (DT a) (JJ large) (NN amount)) (PP (IN of) (NP (JJ current)))) (PP (TO to) (NP (NN flow)))) (CC and) (VP (MD can) (VP (VB be) (ADJP (JJ dangerous)))))) (. .)))
Electrical wires have very low resistance, so this allows a large amount of current to flow and can be dangerous.
(ROOT (S (PP (IN In) (NP (NP (NN relation)) (PP (TO to) (NP (JJ electrical) (NN current))))) (, ,) (NP (DT a) (JJ narrow) (NN wire)) (VP (MD will) (VP (VB have) (NP (JJR more) (NN resistance)) (PP (IN than) (NP (DT a) (JJ wide) (NN wire))))) (. .)))
In relation to electrical current, a narrow wire will have more resistance than a wide wire.