Deck: Deck General

1. A Coal should be through-ventilated to remove methane and reduce the heat of spontaneous combustion.
2. B Coal should be surface ventilated only.
3. C Coal should be ventilated only if temperatures in the center of the cargo exceed 125°F.
4. D Coal should not be ventilated; all oxygen should be excluded from the cargo.

Tip: press A-D to answer