File Name : first author et al figure a1_v11.docx Caption : figure a1. panel a: mercury lamp and stir plate. panel b: inactivation experimental set-up with flask placed in front of 8 watt, 254 nm low pressure mercury lamp (the flask and lamp are covered). panel c: pac was used for each experiment. panel d: adsorption experimental set-up with pac. panel e: skc biosampler used during bioaerosol experiments. panel f: glass bead column used for air filtration during bioaerosol experiments. File Name : first author et al figure a2_v11.docx Caption : figure a2: percentages of isolated spores in di water (a) and 0.15m nacl solutions (b). aggregates of 2 or more in di water (c) and 0.15m nacl solutions (d). File Name : first author et al tables a1_v11.docx Caption : table a1. microscopic observations before and after inactivation. spores were plated at 1x104 cfu/ml on nutrient agar. images were taken 24 hours after incubating. each square is 3mm x 3mm.