Chemistry In Everyday Activities | Observation and Expriences

Chemical Processes: Experiments in chemistry are not magic, they are every day activities, observations and experiences outside the school.

Observations and Experiences

• Honey is sweet to taste, but unripe mango is sour.
• Coca-cola drink releases gas when opened;
• Vapour of onion makes you shed tears;
• Fresh palmwine foams, while stale one does not
• Iron nails nust when exposed to the atmosphere
• Kerosene and water are immiscible liquids.

Kitchen-Chemistry: It is not only in the school laboratory that experiments are performed In homes, it is in the kitchen that controlled chemical processes and changes take place, Cooking process involves sorting, pounding, sieving, estimating, measuring, weighing. grinding, observing, boiling, frying, roasting, refluxing, diluting, concentrating, titrating, etc.

Daily Activities

• Striking of match;
• Cooking with firewood, kerosene or cooking gas
• Bathing with toilet soap,
• Washing clothes with laundry sosp or detergent.
• Burming of a candle,
• Breathing in and out, etc.

Products of Chemistry

The producis of chemistry are too numerous to mention, and are becing used in everyday life,
Our daily needs are products of chemistry Soap, detergent, toothpaste, toothbrush, plate, cup, spoon, pair of sandals, clothes, plastics, kerosene. etc.

Household materials: Kitchen utensils; chairs, tables, carpets, bags, etc; mattresses and pillows, soaps and detergents; creams, air fresheners; matches; batteries, camphor, razor blade; insecticides (with trade names such as Mobil, Rambo, etc); etc

Clothing materials: Man-made textile fibres such as polyesters and nylon, dyes, buttons, zips, etc Agricultural materials: Ferilizers (NPK, urea, super phosphate) and herbicides (weed-killers).

Construction and Building materials: Cement; iron and steel, roofing shects, plastic pipes, tiles, paints, Drugs: Panadol, aspirin, efc Explosives: Dynamites and TNT. Poisons, Mercury, chlorine, etc.