Chippers, shredders, screening machinery, namely, materials processing equipment and machinery used for processing and separating recyclable materials, biomass materials, natural aggregates, construction debris, compost, wood and other organic substances, recycling machinery, namely, machines for separating natural aggregates, biomass materials, and recyclable materials, trommels in the nature of sieves being machines, material waste handlers in the nature of handling machines for loading and unloading to manipulate, sort, and move materials, windrow machines, namely, compost turners, conveyors, windshifters, namely, machinery using controlled air to process and separate materials according to density and shape, eddy current separators, namely, machinery using magnetic field to process and separate non-ferrous metals from other materials