Page 104 - Volt Elevate The World Around Us Book 4

Salting

Salting is used to preserve fruits, vegetables, pickles and

meat. Salt draws out moisture from food items and thus
prevents germs from growing on them.

Pickling salting of vegetables

We add oil, vinegar and salt to raw or cooked fruits or

vegetables to slow the growth of germs. This method is
called pickling.

mango pickle
Sweetening

Jams and murabbas are preserved by sweetening. In this, we

add sugar to raw or cooked fruits and vegetables to preserve
them.

fruit jam
Adding Preservatives

Sometimes we also add chemicals called preservatives to

food items. These prevent food from getting spoilt. We use
them to preserve things like jams, squashes and sauces.

preservatives added to food items
Smart Stack Explore and Express

In ancient Egypt, people preserved Which gas is commonly used in vacuum-sealed
meat and fish with salt over 3,000 years packaging?
ago.
Remember Evaluate

Mind Refresh

Food is very _______ for our life. A _______ diet keeps our body healthy, while eating too much
_______ food can harm us. Our _______ and tongue are useful in the process of _______, which
starts in the _______. Chewing food properly and eating it with full _______ is called mindful
_______. In olden days, people used methods like _______ adding salt or sugar, and using
_______ pots for food preservation. Today, we have _______, deep freezers, and sealed _______
for storing food. By respecting food, we also respect our _______ and learn the value of not

_______ it. Food gives us _______ to grow, work, and stay healthy.
Apply

94