Economic development and increasing wealth in the last century has resulted in a sevenfold growth in the per-capita raw material consumption. culminating in a global average of more than 10 tons in 2010. Environmental hazards and the threat of resource scarcity had been the driving force behind a multitude of researches on the consumption indicators and the flow analysis of materials.... https://www.roneverhart.com/Echo-Fix-EF-P2-Spring-Reverb-Pedal-p32083/