An audiogram is actually a graph of hearing thresholds at various frequencies in Every single ear. Thresholds which happen to be 25 dB HL (hearing degree) or far better (decrease) are considered typical for Grownups. Noise exposure at first has an effect on hearing most at frequencies close to 3000-6000 https://andreskjgcz.pages10.com/examine-this-report-on-veterinary-calming-solutions-72923579