Zinc oxide..

Picture of Zinc oxide(structure)

Picture of Zinc oxide

Citric acid..

Picture of Citric acid(structure)

Picture of citric acid

Phosphoric acid!!

Picture of Phosphoric acid

Picture of Phosphoric acid(structure)

Sodium chloride..

Picture of Sodium chloride

Calcium carbonate!!

Picture of Calcium carbonate(crystals)

Picture of Calcium carbonate(powder)

BASE RESEARCH!!!

ZINC OXIDE'S DAILY USES

*used in rubber making for car tires
*protects rubber from fungi and UV light
*used for concrete manufacturing
*found in cotton fabric, rubber, food packaging
*used to treat skin products such as baby powder, barrier creams to treat diaper rashes, calamine cream, anti-dandruff shampoos, sunscreen lotion and antiseptic ointments
*added to many food products like breakfast cereals and packaged food


~Indrani

MY TURN! shrini's research

CITRIC ACID! (daily uses)

-Natural preservative and to add acidic or sour taste to foods and soft drinks
-Lemons, oranges, lime and grapefruits
-Soaps, laundry detergents, bathroom, kitchen cleaning solutions and cleaning of grease
-used as an ingredient in ice cream, mozzarella cheese, food colouring, anti-viral tissues, wine and photographic film
-used in shampoo, bath salts, powders, tablets and bath bombs



PHOSPHORIC ACID!(daily uses)

-used as rust removal
-acidify food and beverages such as colas
-clean and roughen surfaces of teeth where dental appliances or fillings wil be placed
-uses as ingredient in over-the-counter anti-nausea medications
-used as teeth whiteners to eliminate plaque that may be on teeth before application






~Shrinithah :)

Mister A's research!

Sodium Chloride

Daily Life Usage: It is known as salt, common salt, table salt with the formula NaCl.

• It aids digestion by providing chlorine for hydrochloric acid
• It is also used as seasoning for foods and is used in curing meats and preserving fish and other foods.
• And as a chemical salt is used in making glass, pottery, textile dyes, and soap.
• Found in our house salt.

Calcium Carbonate

• Daily life usage: It used medicinally as an inexpensive dietary calcium supplement or gastric antacid.
• It is also one of the ingredients in cement making
• Fine ground calcium carbonate is an essential ingredient in the microporous film used in babies' diapers and some building films
• Calcium Supplements

Arjay