Table 1B.

M. abscessus in GAC filter.

Filter sample	CFU/gm
	GAC
FC-1 (Top)	48/gm
FC-2	54/gm
FC-3	<8/gm
FC-4	48/gm
FC-5	18/gm
FC-6 (Bottom)	145/gm

Inoculum = 1.5 × 10⁵ CFU.

FC, “fractions cut” (6 – 1cm fractions total).