( ( ACUTE EXPOSURE ) ( - ( ( ( Contact ( with ( concentrated ( sulfuric acid ) ) ) ) ( may ( ( ( cause ( severe ( ( ( second and ) third ) ( degree ( skin burns ) ) ) ) ) ( with necrosis ) ) ( due ( to ( ( ( ( ( its affinity ) ( for ( ( water and ) ( subsequent ( severe ( dehydrating action ) ) ) ) ) ) , ) and ) ( ( its ( exothermic reaction ) ) ( with moisture ) ) ) ) ) ) ) ) . ) ) )
(ROOT (FRAG (NP (NNP ACUTE) (NNP EXPOSURE)) (: -) (S (NP (NP (NN Contact)) (PP (IN with) (NP (JJ concentrated) (JJ sulfuric) (NN acid)))) (VP (MD may) (VP (VB cause) (NP (JJ severe) (ADJP (JJ second) (CC and) (JJ third)) (NN degree) (NN skin) (NNS burns)) (PP (IN with) (NP (NNS necrosis))) (PP (JJ due) (TO to) (NP (NP (NP (PRP$ its) (NN affinity)) (PP (IN for) (NP (NP (NN water)) (CC and) (NP (JJ subsequent) (JJ severe) (NN dehydrating) (NN action))))) (, ,) (CC and) (NP (NP (PRP$ its) (JJ exothermic) (NN reaction)) (PP (IN with) (NP (NN moisture))))))))) (. .)))
ACUTE EXPOSURE- Contact with concentrated sulfuric acid may cause severe second and third degree skin burns with necrosis due to its affinity for water and subsequent severe dehydrating action, and its exothermic reaction with moisture.
(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)))))) (. .)))