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According to the Daily Mail on January 6, scientists from Strathclyde University, UK, have created an intelligent food wrapping that can tell people if the contents are going bad. This new wrapping works in accordance to the oxygen level inside - it will change color if levels of oxygen rise which means the food inside is going through a natural decay。
據(jù)英國(guó)《每日郵報(bào)》6日?qǐng)?bào)道,英國(guó)斯特萊斯克萊德大學(xué)的科學(xué)家們?nèi)涨鞍l(fā)明出了一種智能食品包裝袋,人們可以通過觀察該包裝袋來判斷其內(nèi)食品是否變質(zhì)。據(jù)了解,這種新型包裝袋依據(jù)袋內(nèi)氧氣含量發(fā)生變化——如果袋中食品變質(zhì),氧氣含量便會(huì)上升,包裝袋也會(huì)因此改變了顏色。
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