Abstract:Since last century, a number of investigations were reported on the peculiar sound producing beach or desert sands. The so-called musical sand, which emits a musical sound when walked on, can be found in several parts of the world.A long time ago, many Japanese beaches were known as musical one. However, recently almost all the beaches have lost the peculiar properties with pollution attributed to various human activities. Various fine dusts and oily materials adhered to the surface of the sand grains. If addi… Show more
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