A gas analyzer system includes an optical source, an optical filter assembly, a controller, and an analyzer. The method makes laundry alternately but not simultaneously form at least two rolling faces in the upright tub. A guiding rod is fixed to the gangway at one of its ends, and is connected to the cable at its opposite end. In an embodiment of the method of augmenting soft tissue, the stimulation of collagen production is effected by injecting into the deep reticular dermis an a dermal filler, said dermal filler being an alloplastic injectable suspension and comprising a biocompatible and pliable material and a physiologically acceptable suspending agent.