FACIAL OILINESS AND DRYNESS 245 Visual VERY VERY OILY 4 3, 2, 1, NO1 OILY 0 A B C C B A LEFT RIGHT Tactile VERY 3 .m NOT OiLY A B C C B A LEFT RIGHT Skin Surface Friction (,x•,) 03 02 01 o A B C C B A LEFT RIGHT Figure 5. Oiliness on the face, perceived and instrumentally meaured. Error bars indicate the standard deviation of the mean.

246 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Tactile Tactile VERY VERY OiLY 4 VERY VERY OILY 4 3 3 2 2 1 o 'o Visual V[RY VF-RY OILY 4 3 2 1 NO/ OILY 0 A B C A B C BEFORE AFTER Visual VERY VERY OILY 4 , 3, 2, 1, NOT OiLY 0 A B C A B C BEFORE AFTER Skin Surface Friction (.,,U,) Skin Surface Friction [.,,½ ) 03 03 O2 O2 01 01 0 A B C A B C 0 A B BEFORE AFTER BEFORE AFTER a b Figure 6. Changes in facial oiliness induced by topical maneuvers. Data on the left side of the figure (a) were obtained when the skin was washed with soap and water the right side (b) is the result of washing the skin and applying a non-oily lotion. In both instances site A is the cheek B, the forehead and C, the nasal fold area. Error bars indicate the standard deviation of the mean.