#
#  Yang & Tsai Data
#  Mean pressure 4mm slit V gutter
#
#  x= 40 mm
#
#  y (mm)   P
  30      -6.1
  28      -6.7
  26      -7.3
  24      -8.7
  22      -9.4
  20     -10.3
  18     -11.2
  16     -12.2
  14     -13.1
  12     -13.9
  10     -14.3
   8     -14.5
   6     -14.5
   4     -14.3
   2     -14.2
   0       -14
  -2     -14.3
  -4     -14.5
  -6       -15
  -8     -15.5
 -10     -15.8
 -12     -15.7
 -14     -15.2
 -16     -13.6
 -18     -12.3
 -20     -10.9
 -22      -9.8
 -24      -8.7
 -26      -7.6
 -28      -6.7
 -30      -6.2