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Scientific discovery is often the result of painstaking research and experimentation, with each step in the process mapped out and calculated to a T. Sometimes, it’s a complete accident.
Such was the case with the discovery of a tool to remove mercury from the planet’s water and soil. A team of researchers set out to create a new, cheap and widely available kind of plastic; instead, they ended up with a polymer that may revolutionize the way we get rid of the poison.
The materials used, sulphur and limonene, are extremely common — the former is a naturally occurring element and a primary by-product of gas and oil production, and the latter is found in citrus fruits. According to Justin Chalker, one of the study’s researchers, 70 million tons of sulphur and 70,000 tons of limonene are produced each year.
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