capital formation(The process of adding to the stock of real productive equipment of an enterprise, either by actually constructing it, or more usually by buying it from outside suppliers. Oxford Economics Alexander Demidov)
waste sorting(Waste sorting is the process by which waste is separated into different elements. Waste sorting can occur manually at the household and collected through curbside collection schemes, or automatically separated in materials recovery facilities or mechanical biological treatment systems. Hand sorting was the first method used in the history of waste sorting. WK Alexander Demidov)
