A MAN accused of starting a fire during a row with his ex-wife at home was yesterday charged with arson. Plumber Ng Chau, 72, was absent from Eastern Court yesterday receiving psychiatric treatment. The court heard Ng overturned a gas fire in his flat in King's Road, North Point, on Friday after an argument with his ex-wife Kong Sum-oi. The fire damaged the kitchen and the couple both suffered minor burns. The case was adjourned until Friday for psychiatric reports and Ng was remanded in police custody.