minimum perceptible chromaticity difference

activated tank stabilizer alkaline milling fastness blue pearl Bridge-Tied Load Cylas decryphering expansion circuit breaker footfalls genus Archidiskidon geocorona karl gausses kidfic margaritacean Nizhnyaya Pesha peroxide of barium Phascolarctos cinereus signoffs spotted clay structure Stauntonia crassipes weighing machine with tipping hopper