umidità ambiente: 36, 39, 47, 49, 52, 38, 55, 32, 57, 54, 44, 46, 53, 29, 61
acqua assorbita:  10, 11, 11, 12, 14,  9, 16,  8, 18, 14, 12, 12, 15,  7, 17