Swine flu had swept us unexpectedly and causing an global calamity. Singapore as to better prepare us for the imminent outbreak had rose alert to code "orange". My company had just hold an emergency briefing which involves cautious steps to reduce our exposure to the minimum. Just as we are being complacent over the fact that we were readily prepared to face SARS in the event of the next outbreak, pandemic virus had mutated into another more deadly form and cause a mayhem here. Swine flu has an incubation period of around 7 days and symptoms only appear days after the person get infected. This made it harder to contain compared to SARS because the infected person could spread the virus before he can discover that he is infected. Measuring of body temperature do not constitute much of a preventive aspect but rather a form of tracing methodology. By studying of infected person temperature trend, they are able to better locate the source of the virus. This flu virus is transmitt