Chemisch Dispuut Leiden (CDL) is the study association for the bachelor Molecular Science & Technology (MST) at Leiden University and TU Delft and the master Chemistry at Leiden University. The CDL was founded on the 20th of May 1926. The association organises many academic, career related and social activities throughout the year, including company visits, lectures, parties and study trips to other countries. The boardroom or 'hok' of the CDL is located in roomnumber CM 0.32 in the Gorlaeus building, behind the 'fusie' bar, and is open every day from 9.00 h. till 17.00 h. So come by to have a free cup of coffee or tea, to ask your questions to the CDL board, to see which activities are organised or just to relax and chat with your fellow students!