It should not be stored in a closed container.
Store in a closed container, away from light and heat for up to 6 months.
I carry two laptops in a bag, so that is a closed container!
Did you heat the water and solutions in a closed container?
Keep in a closed container protected from heat, light, and moisture.
All the weapons aboard the Swift were in closed containers.
Solutions above 5% should not be stored in closed containers.
'Water maintains its level in a closed container' is that principle.
Many systems prohibit live animals, but allow those that are in carrying cases or other closed containers.
Pick up spill for recovery or disposal and place in a closed container.