1. (Physiology) the faculty or sense by which sound is perceived. 2. an opportunity to be listened to. 3. (General Physics) the range within which sound can be heard; earshot. 4. (Law) the investigation of a matter by a court of law, esp the preliminary inquiry into an indictable crime by magistrates. 5.
The grey hair ârule of thumbâ is that by the age of 50, half of the population have lost the colour in 50% of their hair. When researchers tested this rule, they found that 74% of people aged between 45 and 65 had grey hair, with an average intensity of 27%. Generally, men have more grey hair than women.
Quality hair color can transform your look. Youâll feel beautiful and confident when stepping out in a new color, whether you choose to go darker, lighter, or even opt for a contemporary color like blue. Coloring your hair at home means understanding more than just application techniques and knowing how long to leave hair color in. Itâs time to talk about color processing time. In general, color processing time is the length of time it takes for a haircolor product to change your natural or current hair color. Permanent hair color plus developer combine to permanently change the color of your hair.