As part of a fertilizer production plant, it is ensuring clear and safe conditions through the filtration of the hazardous substance methyl di-ethanolamine (MDEA). The high level of engineering expertise that it took to meet the demanding challenge of installing this heavyweight is described in an exciting article in PACO WORLD 24. To set the scene, there are also interesting accounts of the geography and environment of the exotic location of this HETA system in the homeland of Tom Sawyer and Huckleberry Finn.