Twin Filter helps cleaning the air after a big fire at Chemie-Pack. The fire led to heavy contamination of the place and its surroundings. There were many unknown substances released during the fire. They are now striving for maximum protection of the workers when they are excavating and disposing the materials. For the excavating and the disposing of the materials they have chosen to use filtermaterial of Twin Filter. Twin Filter provides Purafil Odormix SP granules for this project. Purafil Odormxis SP is a mixture of activated carbon and permanganate, a strong oxidant. With this granules Twin Filter contributes to the safety of the workers, because it provides clean air in the cabines of the machines the workers are in.