Correct responses/
total responses
p
"Time point of distillation" effect Quebranta 18/24 < 0.001
  Italia 16/24 0.001
"Distillation equipment" effect Quebranta 15/24 0.01
  Italia 11/24 NS
"Production scale" effect Quebranta 13/24 0.05
  Italia 17/24 < 0.001
NS: No significant difference
Table 6: Triangle test results.