AMERICAN CHEMICAL SOCIETY IMAGE: A SERS-BASED BREATHALYZER CAN DISTINGUISH VOLATILE ORGANIC COMPOUNDS IN THE BREATH OF COVID-POSITIVE PEOPLE IN LESS THAN 5 MINUTES. CREDIT: CREDIT: SHI XUAN LEONG AND YONG XIANG LEONG, NANYANG TECHNOLOGICAL UNIVERSITY According to experts, bringing an end to the pandemic will require rapid screening of people attending large gatherings, such as...