What does REI stand for, and where is it specified?

• A. Reentry Inhibition—minimum time before re-entry, specified on the label.
• B. REI means Reentry Interval—minimum time before workers may re-enter the treated area without PPE, as stated on the label.
• C. Return Entry Index—time allowed for re-entry after cleaning equipment.
• D. Required Entry Interval—penalty time for re-entry.

Answer: (B)