Coal fly ash (CFA) is a coal ignition buildup at thermal power plants. which has been viewed as a hazardous waste globally. The major problems with CFA are the large volume of land needed for its disposal and poisonous weighty metal sifted to groundwater. CFA has been considered a waste and water pollutant until recently; however. https://www.roneverhart.com/Almanac-Sunshine-Opportunity-Barrel-Aged-Hibiscus-Sour-single/