Complex sentence: After the Colour Construct is finalized, David then applies a litany of paints and other mediums, ending with advanced polymers to add unique finishes to particular areas within each work.
Split into simpler sentences: After the Colour Construct is finalized, David then applies a litany of paints and other materials on the respective medium. Later steps involve the use of advanced polymers to add unique finishes to particular areas within each work.