D. LOCK-UP INFRASTRUCTURE Ventilation System 4.45 Most visited lock-ups were found with bad ventilation system. The condition are even worse in old lock-ups. Diagram 5 Opinion on Cell Infrastructure NO. OF DETAINEES BEING INTERVIEWED 180 4.46 156 160 140 120 122 113 100 80 64 52 60 40 20 16 0 Diagram 5 shows the opinion of detainees concerning lock-up infrastructure. About 156 detaineesstated the poor ventilation system and 122 detainees said cells are dirty and smelly. Besides, 16 detainees mentioned other reasons which mostly relates to the condition of toilets and floors that are not suitable for detainees. 4.47 Based on the Commission observation, most visited lock-ups were smelly and hot. This includesthe lock-ups in Dang Wangi, Melaka Tengah, Jinjang, Kluang, Lahad Datu and Sibu. One of the main factors is poor ventilation system. Windows in visited lock-ups were quite covered and their different sizes caused 76