( ( ( ( ( One ( contaminated ( glass pipette ) ) ) or ) ( micropipette tip ) ) ( will ( ( spread contamination ) ( to everything ) ) ) ) ( it ( touches . ) ) )
(ROOT (S (S (NP (NP (CD One) (JJ contaminated) (NN glass) (NN pipette)) (CC or) (NP (JJ micropipette) (NN tip))) (VP (MD will) (VP (VB spread) (NP (NN contamination)) (PP (TO to) (NP (NN everything)))))) (NP (PRP it)) (VP (VBZ touches)) (. .)))
One contaminated glass pipette or micropipette tip will spread contamination to everything it touches.
(ROOT (S (NP (NNS Micropipettes)) (VP (VBP are) (ADJP (JJ suitable) (PP (IN for) (S (VP (VBG measuring) (NP (NP (ADJP (RB very) (JJ small)) (NNS amounts)) (PP (IN of) (NP (NNS liquids))))))))) (. .)))