We have measured, using a conventional discharge-flow resonance-fluorescence technique, the rates of reaction between the hydroxyl radical and a series of halogenated ethanes and ethers for the temperature range 230–423 K. Our measurements gave the following Arrhenius expressions (units are cm 3 molecule −1 s −1): CF 2HCH 3 (HFC-152), 14.2 × 10 −13 exp-(1050/ T); CF 2ClCH 3 (HCFC-142b), 2.6 × 10 −13 exp-(1230/ T); CFCl 2CH 3 (HCFC-141b), 5.8 × 10 −13 exp-(1100/ T); CF 3CFH 2 (HFC-134a), 5.8 × 10 −13 exp-(1350/ T); CF 3CF 2H (HFC-125), 2.8 × 10 −13 exp-(1350/ T); CF 3CCl 2H (HCFC-123), 11.8 × 10 −13 exp-(900/ T); CF 2HOCF 2CFClH, (enflurane), 6.1 × 10 −13 exp-(1080/ T); CFH 2OCH(CF 3) 2, (sevoflurane), 15.3 × 10 −13 exp-(900/ T). In two cases, we measured rate constants only at room temperature: CF 3CClBrH (halothane), 6 × 10 −14 and CF 2HOCClHCF 3 (isoflurane), 2.1 × 10 −14. We also report the following values for the integrated absorption cross-sections of the compounds in the spectral region 800–1200 cm −1 in units of cm −2 atm −1: CF 2HCH 3, 1155; CF 2ClCH 3, 1422; CFCl 2CH 3, 1995; CF 3CFH 2, 2686; CF 3CF 2H, 1970, CF 3CCl 2H, 1411; CF 3CClBrH, 1400; CF 2HOCF 2CFClH, 4800; CF 2HOCClHCF 3, 3900; CFH 2OCH(CF 3) 2, 2550. We use our measurements to calculate ozone depletion potentials and greenhouse warming potentials relative to CFCl 3 for each compound.