Sludge is a by-product from cleaning municipal sewage at waste water treatment plants. Removing the water from the sludge creates dry biosolids with reduced weight, and they can be transported at significantly lower costs than wet sludge. Moreover, these biosolids can then be used as fertilizers in agriculture. Since the [...]
Rackam has developed a concentrating solar thermal system for industrial use and started producing and commercializing its product.