Scale example 1 PZC = 6 (Ziricote sample) PZC = 7 (Wenge sample) PZC = 8 (Sucupira sample) PZC = 9 (Rosewood, Indian sample) PZC = 10 (Bocote sample) PZC = 11 (Rosewood, Indian sample) PZC = 12 (Rosewood, Kingwood sample) PZC = 13 (Rosewood, Indian sample) PZC = 14 (Sapele sample) PZC = 15 (Rosewood, Kingwood sample) PZC = 16 (Walnut, Black sample) PZC = 17 (Rosewood, Kingwood sample) PZC = 18 (Padouk sample) PZC = 19 (Limba, Black sample) PZC = 20 (Walnut, Black sample) PZC = 24 (Ovangkol sample)