( ( For ( this reason ) ) ( , ( ( the Agency ) ( ( believes ( that ( ( petroleum hydrocarbons ) ( merit ( ( use ( as ( ( substitutes , ) ( although ( it ( encourages ( manufacturers ( to ( formulate products ) ) ) ) ) ) ) ) ) ( where ( possible ( with ( compounds ( with ( lowest ( inherent toxicity ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (DT this) (NN reason))) (, ,) (NP (DT the) (NNP Agency)) (VP (VBZ believes) (SBAR (IN that) (S (NP (NN petroleum) (NNS hydrocarbons)) (VP (NN merit) (VP (VB use) (PP (IN as) (NP (NP (NNS substitutes)) (, ,) (SBAR (IN although) (S (NP (PRP it)) (VP (VBZ encourages) (S (NP (NNS manufacturers)) (VP (TO to) (VP (VB formulate) (NP (NNS products)))))))))) (SBAR (WHADVP (WRB where)) (FRAG (ADJP (JJ possible) (PP (IN with) (NP (NP (NNS compounds)) (PP (IN with) (NP (JJS lowest) (JJ inherent) (NNS toxicity))))))))))))) (. .)))
For this reason, the Agency believes that petroleum hydrocarbons merit use as substitutes, although it encourages manufacturers to formulate products where possible with compounds with lowest inherent toxicity.
(ROOT (S (NP (NP (JJ Hydrocarbons) (NNS compounds)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VP (VBP serve) (PP (IN as) (NP (NNS fuels)))) (CC and) (VP (VBP are) (VP (VBN used) (PP (IN in) (NP (NN manufacturing)))))))) (, ,)) (VP (VBP are) (VP (VBN called) (NP (NP (DT the) (VBG driving) (NN force)) (PP (IN of) (NP (JJ western) (NN civilization)))))) (. .)))