date:Aug 18, 2017
Scientists from the Korea Advanced Institute of Science and Technology (KAIST) have developed a new technique for coating fruit with a spray that could prolong its shelf life by several weeks. The process takes just five seconds to apply and can keep certain fruit fresh for four weeks or more.
The new nano-coating spraying technique uses plant derived polyphenols, a non-toxic food additive that also has antibacterial properties. Test results found that after 28 days of storing mandarin oranges