Covid traces located in Samut Prakan The Department of Disease Control (DDC) yesterday said health authorities found the Covid-19 virus on the surface of an exercise fitness machine at a gym room of a quarantine place in Samut Prakan where a French woman who contracted the disease stayed. Opas Karnkawinpong, acting director-general of the DDC, yesterday said the authorities had collected seven samples from the quarantine place for checking and found one sample collected from the surface of an exercise fitness machine at the gym room had the Covid-19 virus. Dr Opas said so it is possible that people who had not completed the 14-day quarantine used the gym room and spread the virus. However, he did not go into details on how the French woman contracted Covid-19. He only confirmed that about 100 people who had associated with the French patient had tested negative. Dr Opas said the people, who had contact with the French woman were her family members, friends, other passengers on her fl...