1. After a fire has been sealed, the practice has been to wait __________ before making the initial visit to the seals.
  1. 72 hours
  2. 48 hours
  3. 36 hours
  4. 24 hours
Correct!  The correct answer is A. 72 hours.
Statement No. 97:  After a fire has been sealed, the practice has been to wait 72 hours before making the initial visit to the seals.