Air purification from a mixture VOCs in the pilot-scale trickle-bed bioreactor (TBB) Rafał Sarzyński, Agnieszka Gąszczak, Daniel Janecki and Grażyna Bartelmus E3S Web Conf., 19 (2017) 02001 Published online: 23 October 2017 DOI: 10.1051/e3sconf/20171902001