Absorption of Some Halogen Gases From Air by a Limestone Bed and a Spray Tower

Disposal of Fluorine.

“…Sorption of halogen gases from air using limestone has been reported (36,37). A 4-foot depth of limestone was required to remove 96% of the fluorine and a 9-foot depth was required for complete recovery of the fluorine at velocities of 0.6 to 1.5 feet/ second (37).…”