In most cases, recycling greatly simplifes this process: paper is easier to pulp than trees, processing aluminum cans require 95% less energy than bauxite, and recyclable plastics are ready to be melted into new products.
(recyclable plastics; are; ready to be melted into new products) (recyclable plastics; to be melted; into new products)
recyclable plastics recyclable plastics
are to be melted
ready to be melted into new products
into new products