Sep 30, 2014. Ores are rocks that contain enough important elements in concentrations high enough that they can be economically extracted from the rock. The most valuable ores contain important metals like copper, gold, iron, and aluminium. For example, bauxite ore (below) contains from 50 - 70% of aluminium oxide. The bauxite is mined and refined to extract aluminium.
A hair weave is human or artificial hair utilized for the integration with one's natural hair. Weaves can alter one's appearance for long or short periods of time by adding further hair to one's natural hair or by covering the natural hair all together with human or synthetic hairpieces.
YARN BRAIDS/TWIST MAINTENANCE Yarn braids/twists are protective styles with a life span of up to two months. Some have it in longer than that but personally, my limit is 3weeks to a month. This style helps reduce direct manipulation of your hair and is used by many women to grow out their hair. It's tempting to ignore your hair in this style and this can be counter productive.