( ( Look ( at ( the ( mirror ( to ( see ( ( the result ) ( of ( ( using ( hot water ) ) ( as ( your ( energy source ) ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Look) (PP (IN at) (NP (DT the) (NN mirror) (S (VP (TO to) (VP (VB see) (NP (NP (DT the) (NN result)) (PP (IN of) (S (VP (VBG using) (NP (JJ hot) (NN water)) (PP (IN as) (NP (PRP$ your) (NN energy) (NN source))))))))))))) (. .)))
Look at the mirror to see the result of using hot water as your energy source.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT the) (NN water)) (VP (VBP vapor) (PP (IN from) (NP (DT a) (JJ hot) (NN shower) (NNS contacts))) (NP (NP (DT the) (JJR cooler) (NN surface)) (PP (IN of) (NP (DT a) (NN mirror))))))) (, ,) (NP (DT the) (NN result)) (VP (VBZ is) (SBAR (IN that) (S (NP (NNP foggy)) (VP (VBP mirror))))) (. .)))