Related topics: food products

The key to lowering carbon dioxide emissions is made of metal

Carbon dioxide (CO2) levels are rising and our planet is heating up. What do we do? What if we used this excess CO2 as a raw material to produce things we need—similar to how plants use it to produce oxygen.

Scientists turn pineapple waste into high-value aerogels

Harvesting of pineapples, a widely grown tropical fruit, leaves behind tons of agricultural residues which are usually burned or left to rot, creating undesirable greenhouse gases and other pollutants. But a new process promises ...

Iron chemistry yields surprisingly effective catalyst

As every junkyard vehicle amply shows, iron is prone to rust into iron oxide. But this very reactivity also makes iron and its compounds useful tools for reinventing chemical transformations.

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