Can be locked fully open for fresh air | |
Must be kept closed and locked at all times | |
Can be locked partially open for fresh air | |
Can be left open as a regular practice |
All of these are correct | |
Class 2 poison | |
More than 500 lbs of allowed hazardous materials | |
Tear gas |
Can be locked partially open for fresh air | |
Can be locked fully open for fresh air | |
Can be left open as a regular practice | |
Must be kept closed and locked at all times |