#
#  Yang & Tsai Data
#  Mean pressure 0mm slit V gutter
#
#  x= 30 mm
#
#  y (mm)   P 
  30         5
  28       4.8
  26       4.3
  24         4
  22       3.3
  20       2.5
  18       1.2
  16      -0.5
  14        -2
  12      -4.7
  10        -8
   8     -10.6
   6     -12.8
   4     -14.9
   2     -15.7
   0     -15.6
  -2     -15.4
  -4     -14.5
  -6     -12.6
  -8     -10.5
 -10        -8
 -12      -4.9
 -14      -1.9
 -16       0.4
 -18       2.3
 -20       3.3
 -22       3.9
 -24       4.8
 -26       5.2
 -28       5.3
 -30       5.5