contaminated. 1  transitive verb. 2  1a : to soil, stain, corrupt, or infect by contact or association Bacteria contaminated the wound.b : to make inferior or impure by admixture iron contaminated with phosphorus. 3  2 : to make unfit for use by the introduction of unwholesome or undesirable elements water contaminated by sewage.
in total with the optional writing section the act sections take 2 hours and 55 minutes to complete once breaks and test administration time are added in students can expect to spend four hours on the act
act test length the act is 2 hours and 55 minutes long or 175 minutes but 3 hours and 35 minutes long 215 minutes if you take the act plus writing