( ( ( The ( major classes ) ) ( of corrosives ) ) ( ( include ( ( ( ( ( ( strong acids ) , ) bases ) , ) and ) ( dehydrating agents ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ major) (NNS classes)) (PP (IN of) (NP (NNS corrosives)))) (VP (VBP include) (NP (NP (JJ strong) (NNS acids)) (, ,) (NP (NNS bases)) (, ,) (CC and) (NP (VBG dehydrating) (NNS agents)))) (. .)))
The major classes of corrosives include strong acids, bases, and dehydrating agents.
(ROOT (S (NP (NP (DT The) (JJ strong) (NN affinity)) (PP (IN of) (NP (NP (VBN concentrated) (JJ sulfuric) (NN acid)) (PP (IN for) (NP (NN water)))))) (VP (VBZ makes) (S (NP (PRP it)) (NP (NP (DT a) (JJ good) (NN agent)) (PP (IN for) (NP (NN dehydrating)))))) (. .)))