Fig. 1

Graphic representation of the comparison of ΔRa of the materials when exposed to the cold temperatures (two-way ANOVA, repeated measures, Bonferroni test, p < .05). For all comparisons, p > .05
Graphic representation of the comparison of ΔRa of the materials when exposed to the cold temperatures (two-way ANOVA, repeated measures, Bonferroni test, p < .05). For all comparisons, p > .05