ventilate• Doctrinal issues were never ventilated.• All these hazards, winter and summer, are the reasons an attic should be well ventilated.• It is not a good design, even if the furnaces and ducts are heavily insulated and the attic well ventilated.• Doctrinal issues were never ventilated, and the dispute was confined to questions of legal rights and political jurisdiction.• Ensure that your place of work is properly ventilated, lit and when necessary, heated.• After treatment the store should be ventilated until the chlorinesmell has dispersed.• Ventilate your house when painting.