Scientists have found a way to make a building material out of what item commonly worn by construction workers?

Why It Matters

High-vis vests, which only last for around 25 washes, have long been a source of waste for the construction industry. Now, scientists have found a way to turn those used vests into a sustainable replacement for cement in concrete.

Correct answer: High-visibility vests

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Scientists have found a way to make a building material out of what item commonly worn by construction workers?

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