A bund consists of: an impervious bund wall or embankment surrounding the facility or tanks. an impervious floor within the bunded area. any joints in the floor or the wall, or between the floor and the wall.
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However, one of the most important and classic localities is Nishapur, Iran, where Turquoise has been mined since the ancient Persians. Other historical localities for Turquoise are Serabit el-Khadim in the Sinai Peninsula, Egypt; and Eilat, Israel, where it is associated with Chrysocolla and called Eilat Stone.