Image copyright Family photo A man died from exposure to fire, smoke and fumes in a garage explosion, an inquest has heard.
Christopher Jones, 32, was identified following DNA analysis after the explosion in Coed Camlas area of Pontypool, Torfaen, on 22 July.
A short hearing in Newport was told Mr Jones had been detained under section three of the Mental Health Act.
Gwent Coroner Caroline Saunders said the death was still subject to a police and health board investigation.
She said a jury inquest would be held and set a provisional date of 7 January next year.
Mr Jones’ family have previously questioned why he was able to leave a mental health unit unsupervised.