Leaching Solutions is a process used to extract minerals from soil or rocks. It involves the use of a solution, such as lyes (4 letters), which is a strong alkaline solution made from sodium hydroxide and water. The solution is applied to the soil or rock, and the minerals are dissolved into the solution. The solution is then filtered and the minerals are collected. Leaching Solutions is a common method used in mining and other industries to extract valuable minerals from the earth.