Gypsum Caves: Gypsum Caves, generally known as gypsum karst caves, form with the dissolution of gypsum by groundwater. As a bit acidic drinking water percolates as a result of gypsum-loaded bedrock, it progressively dissolves the gypsum, producing underground voids and passages. Gypsum for soil treatments this problem by breaking down https://www.propanraya.com/id/produk/eco-gypsum-ee-4050