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Mainly to prevent mould from contaminating the grain.
to keep people healthy and continuous flow of fresh air.
If using it for its intended purpose then ensure the room is well ventilated. Otherwise leave the top on.
The verb for ventilation is ventilate.Other verbs are ventilates, ventilating and ventilated, depending on the tense you need to use.Some examples are:"I will ventilate the room"."He ventilates the room"."The firefighters are ventilating the smoke out the house"."The offices are well ventilated".
convection
no
- Sleeping in a well-ventilated room and in an isolated room may affect one's respiration. Poor air circulation may give difficulty in breathing process while having proper air ventilation may give proper inhalation and expiration.
Because the vapours and fumes from many glues are dangerous ! No kidding, this is serious.
Wear gloves and keep the room ventilated!
Keep the boat well ventilated
The EarthWatts can overheat, but under normal circumastances in a well-ventilated room, should be fine.
When you are a hairdresser, you have to deal with the chemicals and smell of hair dye and perms. This can be dangerous over time, so wear a mask when you can and try to have a well ventilated room.