The artist harvested 24kg of an invasive weed from a highighly polluted area in Spain, extracted the iron ore from the plants and used it to make an iron ring. The innovative experiment brought together the biological, the industrial, the technological and even craft to create a piece of jewellery that weights 2 grams. The project also suggests a way to reverse the contamination process while at the same time mining iron ore from the damaged environment continue
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