As an awareness week begins, the family of a woman killed by carbon monoxide poisoning in the Trident Hotel in Kinsale, Co Cork, is campaigning for change to prevent others suffering a similar loss, writes Catherine Shanahan

A tragic story that began with a plumber working on a hotel gas boiler, followed days later by the death by carbon monoxide poisoning of a woman, ended yesterday with a jury finding the plumber and his company not guilty.