#
#  Yang & Tsai Data
#  Mean pressure 4mm slit V gutter
#
#  x= 30 mm
#
#  y (mm)   P
  30      -5.6
  28      -6.4
  26      -7.2
  24      -8.6
  22      -9.4
  20     -10.5
  18     -11.9
  16       -13
  14     -14.2
  12       -15
  10     -15.9
   8     -16.4
   6     -16.4
   4     -16.3
   2     -15.8
   0     -15.6
  -2     -15.5
  -4     -15.6
  -6     -15.8
  -8     -15.9
 -10     -16.4
 -12     -16.4
 -14     -16.1
 -16     -14.8
 -18     -13.6
 -20       -12
 -22     -10.6
 -24      -9.5
 -26      -8.4
 -28      -7.3
 -30      -6.6