https://koetter-consulting.com/wp-content/uploads/2017/12/kce-logo-01.svg00Sabine Kerkhttps://koetter-consulting.com/wp-content/uploads/2017/12/kce-logo-01.svgSabine Kerk2016-12-15 10:30:452016-12-15 10:30:45Gas storage spheres tank in petrochemical plant at night