Fig. 8

FTIR spectra for a PC flash screen ATR clamped and handheld, b PC flash screen ER and KKT, c PMMA knife handle ATR clamped and handheld, d PMMA knife handle ER and KKT, e Polyester buttons ATR clamped and handheld, f Polyester buttons ER and KKT, g PA light meter screen ATR clamped and handheld, h PA light meter screen ER and KKT, i PVC lamp cable ATR clamped and handheld, j PVC lamp cable ER and KKT, k PUR foam ATR clamped and handheld, l PUR foam ER and KKT