wow just wow! we have a huge winner here! $TOMZ! An established five-year TOMI authorized distributor in South Korea, GD Sciences, has begun to address this problem by utilizing SteraMist technology in transit systems, focusing primarily on the metropolitan transit system of South Korea’s capital city, Seoul. The annual ridership of the Seoul Metropolitan Subway is over 1.2 billion. This application has allowed SteraMist to become a critical line of defense as a preventative measure against the rapid spread of COVID-19. https://www.youtube.com/watch?v=A4BrPonHZQM http://www.seoulmetro.co.kr/en/index.do?device=PC#;