'Crack open a window and a door it doesn't have to be Baltic'; Air quality will never be more important than in battle against Covid this winter

Media coverage

• Title	'Crack open a window and a door it doesn't have to be Baltic'; Air quality will never be more important than in battle against Covid this winter
  Media name/outlet	The Irish Times
  Country/Territory	Ireland
  Date	6/11/21
  Persons	John Wenger