The person on the daily business went into the kitchen and got hold of a lighter.
Hen then set fire to his own hair, which led to parts of the hair being burned off and a minor burn to the head.
The care and welfare administration in Helsingborg has now reported the incident to Ivo according to lex Sarah.
"We are sorry"
- We naturally regret what has happened.
The incident clearly shows that something that is as easy to forget as locking a door can have such serious consequences and it just must not happen, says Marie Strömberg, operations manager at the health and care administration, in a press release.
The daily business has now put up a note to remind staff to close and lock the door to the kitchen.