244 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Figure 3. Probe attachment and shear direction, cheek and forehead. DATE: NAME: TIMF' A. On the cheek, does one side of your face feel tighter [stiffer) than the other? Yes No [the same) B. Which side? Left Right C. How much tighter [stiffer)? Slightly tighter Moderately tighter Very much tighter Figure 4. Subjective appraisal of stiffness. Subjects did not touch the skin they tried to sense stiffness by facial movement and by grimacing.
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.
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