Treatment of materials and conversion of materials, namely, the treatment of materials by the addition of polymer and biopolymer additives; custom manufacture of cyclic compounds, cyclic esters, and polymers; custom manufacture of biosourced polymers, bioplastics, and biopolymers; polymerization services, namely, the chemical combination of monomers to create polymers and biopolymers, the chemical synthesis of polylactic acid and other polymers