MamaFly: HEPA filtration has been addressed in both the email I received on this subject stated: "A lso, we equip each of our aircraft with a HEPA (High Efficiency Particulate Air) filter, which filters out recirculated air on-board each plane to remove airborne particles. HEPA filters are also used in hospitals to provide patients with clean air." and the blog, to which we are responding to, also stated: Clearing the Air The sophisticated air circulation system that blends fresh air into the cabin on a regular basis throughout each flight also is equipped with a HEPA (High Efficiency Particulate Air) filter, similar to that used in hospitals, to eliminate airborne particulates. The planes get cleaned, but there is certainly nothing wrong with passengers bringing their own wipes to go wipe down their tray, seat belt, etc., when they get seated.
... View more