That 's why it 's important to take the back up measure of refrigerating all jams , jellies , and preserves once you 've opened them .
这就是为何果酱、果冻和蜜饯一旦开封，就一定要放到冰箱冷藏的原因。
Buying homegrown produce would seem to make more environmental sense . After all , transporting , refrigerating and storing tomatoes , creates a big carbon footprint .
买本地西红柿更环保，因为运输、冷藏、储存要产生不少二氧化碳。
Food processing and handling technology developed at iit bombay preserves food by extracting fluids from produce , reducing oxygen levels in storage rooms , refrigerating produce during transportation , and freezing foods with liquid nitrogen .
" You can imagine a 3d printer making homemade apple pie without the need for farming the apples , fertilising , transporting , refrigerating , packaging , fabricating , cooking , serving and the need for all of the materials in these processes like cars , trucks , pans , coolers , etc. , " said cantu .
