#
#  Yang & Tsai Data
#  Mean pressure 0mm slit V gutter
#
#  x= 70 mm
#
#  y (mm)   P 
  30       8.6
  28         8
  26       7.3
  24       6.7
  22       6.1
  20       5.5
  18       4.5
  16       3.9
  14       3.1
  12       2.3
  10       1.1
   8       0.5
   6      -0.2
   4      -0.8
   2      -0.9
   0      -1.2
  -2      -1.1
  -4      -0.6
  -6      -0.3
  -8       0.3
 -10       0.9
 -12         2
 -14       2.8
 -16       3.7
 -18       4.7
 -20       5.3
 -22       5.9
 -24       6.7
 -26       7.3
 -28         8
 -30       8.3