( ( coagulation ( -- ( ( in ( water treatment ) ) ( , ( ( ( the use ) ( of chemicals ) ) ( to make ) ) ) ) ) ) ( ( ( ( suspended ( solids ( ( gather or ) group ) ) ) together ) ( into ( small flocs ) ) ) . ) )
(ROOT (S (NP (NP (NN coagulation)) (PRN (: --) (PP (IN in) (NP (NN water) (NN treatment))) (, ,) (NP (NP (DT the) (NN use)) (PP (IN of) (NP (NNS chemicals))) (S (VP (TO to) (VP (VB make))))))) (VP (VBD suspended) (NP (JJ solids) (NN gather) (CC or) (NN group)) (ADVP (RB together)) (PP (IN into) (NP (JJ small) (NNS flocs)))) (. .)))
coagulation -- in water treatment, the use of chemicals to make suspended solids gather or group together into small flocs.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NN drinking) (NN water)) (VP (VBZ is) (VP (VBN treated))))) (, ,) (NP (NP (DT the) (NN term)) (PP (IN for) (SBAR (WHADVP (WRB when)) (S (NP (NNS chemicals)) (VP (VBP cause) (NP (NP (NNS solids)) (PP (IN in) (NP (DT the) (NN water)))) (PP (TO to) (NP (NN clump)))))))) (ADVP (RB together)) (VP (VBZ is) (ADJP (JJ coagulation))) (. .)))