Spray-on plant coating could replace wasteful plastic food wrap
Plastic food wraps might not be a bane to the environment for much longer. Rutgers University and Harvard University researchers havea plant-based coating that would be greener and safer than plastic packaging. The approach"sprays" fibers based on biopolymer and polysaccharide that wrap around your food.
In tests, the coating extended the shelf life of avocados about 50 percent. It takes just three days to biodegrade, and you can rinse the coating off with water. Scientists even envision turning the fibers into sensors that could activate to kill bacteria. There's no mention of near-term plans to put this spray-on wrap replacement into production. It could be a long while before you're picking up bread or fruit with eco-friendly protection. Still, it may be just a matter of time before this technology reaches your grocery store. The coating could reduce the load on landfills, limit theAll products recommended by Engadget are selected by our editorial team, independent of our parent company. Some of our stories include affiliate links.
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