( ( Waste-to-energy incinerators ) ( ( ( recover energy ) ( from ( ( the burning ) ( of ( MSW ( in ( ( the form ) ( of ( steam ( for ( industrial ( needs ( , ( heating ( , ( or ( electricity generation ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Waste-to-energy) (NNS incinerators)) (VP (VBP recover) (NP (NN energy)) (PP (IN from) (NP (NP (DT the) (NN burning)) (PP (IN of) (NP (NP (NNP MSW)) (PP (IN in) (NP (NP (DT the) (NN form)) (PP (IN of) (NP (NP (NN steam)) (PP (IN for) (NP (JJ industrial) (NNS needs) (, ,) (NN heating) (, ,) (CC or) (NN electricity) (NN generation)))))))))))) (. .)))
Waste-to-energy incinerators recover energy from the burning of MSW in the form of steam for industrial needs, heating, or electricity generation.
(ROOT (S (NP (NNP Heat)) (VP (VBZ is) (VP (VBN produced) (SBAR (WHADVP (WRB when)) (S (NP (NN paper)) (VP (VBZ is) (VP (VBN burned))))))) (. .)))
Heat is produced when paper is burned.