E-cigarettes; black sand on beach
b'8:30am-9:15am: e-cigarettes\\n8:30am-9:15am: Dr Judith Mackay, Honorary Professor in HKU School of Public Health and Senior Policy Advisor to World Health Organization\\n8:30am-9:00am: Henry Tong Sau-chai, Chairman, Hong Kong Council on Smoking and Health\\n...'