Scientists have created a cheap analogue of construction sand from waste

Australian engineers from the University of Queensland are working on the second phase of a project to use

crushed glass waste to replace sand in shotcrete.

Shotcrete is a common construction materialconcrete, which differs in that it is applied to the surface using shotcrete. The material is used in the mining industry, and also in the repair of concrete buildings and load-bearing structures. It is widely used in both above-ground and underground construction.

The problem is that the amount of sand in the worldlimited, so ingenuity is needed to address the looming shortage. In addition, the cost of sand has increased sixfold over the past 20 years.

Crushed glass waste, on the other hand, consists of recycled glass from wine bottles and other products that typically end up in landfills.

Research conducted by scientists showed -crushed glass is much more profitable to use. In addition to being cheaper as a byproduct of one area, it requires less water to use. The fact is that glass, unlike sand, has zero water absorption.

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