Photo 1 (IMAGE) Nanyang Technological University Caption An international team led by NTU Singapore's Professor Chen Xiaodong (left) has invented an artificial olfactory system that mimics the mammalian nose to assess the freshness of meat accurately. Credit NTU Singapore Usage Restrictions Use with mandatory credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.