Panthawi ya gasi lachilengedwe, odetsedwa ochepa, monga madzi, mpweya woipa, ndipo hydrogen sulfide, kuphatikiza ndi zigawo zikuluzikulu, kuphatikizapo ma studio 600. Izi zodetsa ndizomwe zimakhala zachilengedwe. Chifukwa chake, n'zomveka kugwiritsa ntchito mankhwala a din. Izi ndichifukwa choti zingwe zopindika 600 zimapereka zabwino zambiri.