"if the battery in a mechanical mod over-discharges and the device doesn't contain enough air holes to allow the battery to vent, there is a risk of explosion.".

mrs cavanagh, from foyle park in londonderry, had a complex medical history of chronic heart and renal failure..

.treatment delays are also causing needless anxiety and distress to patients as well as putting lives at serious risk (file pic).

the state launched a review into the newspaper�s findings in late april.