A start-up business in Oban is developing eco-friendly packaging made from onion skins in a bid to cut waste and reduce emissions.
The 30-year-old's company sources waste peel from farmers and agricultural businesses and is developing a cardboard-like material, as well as an alternative to flexible film.Onion skins have anti-microbial properties, meaning the packaging could help extend the shelf life of perishable foods. Polymers are very long chain molecules made from small repeating units - biopolymers are polymers made from natural sources like proteins, carbohydrates, and fats.
Renuka Ramanujam first used onion skins as a source of clothing dye and is now using them to make paper"Plastic leaches chemicals into food when it’s heated. I wanted to find a solution from something with no value.
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