- 83 Ill-treatment recommendations - the practice of handcuffing persons to a fence, encountered at Amygdaleza pre-departure centre, to be ended immediately (paragraph 64); - the Greek authorities to take rigorous action to counter acts of ill-treatment in immigration detention centres. That action should include instigating investigations into any allegations of ill-treatment (paragraph 64); - all police officers assigned to custodial tasks in such centres to be provided with appropriate training in inter-personal skills and to be regularly reminded that any ill-treatment of detainees, including of a verbal nature, will be punished accordingly (paragraph 64); - all future interventions by external units to meet the requirements set out in paragraph 66, including independent monitoring (paragraph 66). requests for information - whether any action was taken to investigate allegations of physical ill-treatment by police officers in the context of the disturbance at Komotini pre-departure centre on 23 November 2012 (paragraph 66). Conditions of detention recommendations - with respect to the pre-departure centres, the Greek authorities to take the necessary steps to ensure that:  official occupancy rates are revised so as to offer a minimum of 4 m² of space per detainee in multi-occupancy accommodation, and are respected in practice;  all multi-occupancy rooms are equipped with tables and chairs commensurate with the number of persons detained and each person is provided with personal lockable space;  detainees are offered clean bedding and the ability to wash their clothes;  all detainees are offered at least one hour of outdoor exercise every day;  a programme of activities (educational, recreational and vocational) is developed in each centre;  at least one common association room, equipped with television and games, is established in every centre;  every centre is equipped with a multi-faith room;  detainees are provided with sufficient quantities of personal hygiene and cleaning products (including washing powder) (paragraph 72); - steps to be taken to ensure that regular maintenance work is carried out in all pre-departure centres (paragraph 72);