Composite-aggregate technology resembling small stones and comprised of a central core (often stone aggregate), clay or clay sized materials, and polymers. The composition, size and gradation of the particles can be custom designed for many different uses as a vector delivery system. A+ Environmental Solutions, LLC, can use AquaBlok in innovative applications - particularly for sediment, ponds, lagoons, etc. impacted by chlorinated hydrocarbons, pesticides, PCBs and heavy metals.