Ramlakhan, Dale2012-10-032012-10-032012-10-03https://hdl.handle.net/2139/13365Please contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduSewage -- Purification -- Ultraviolet treatment -- Trinidad and TobagoSewage -- Purification -- Irradiation -- Trinidad and TobagoPhotochemistry -- Research -- Trinidad and TobagoPhotochemistry -- Industrial applications -- Trinidad and TobagoThesis