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Uses of Acid and Alkalis in our Daily lives

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by

Peter Chan

on 20 May 2015

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Transcript of Uses of Acid and Alkalis in our Daily lives

Food and Drinks
Acid or alkali food and drinks can shifting Your pH. The pH scale is from 0 to 14, with numbers below 7 is acidic ( low on oxygen ) and numbers above 7 is alkaline. An acidic body is a sickness magnet, it is also harmful when human's body is too alkaline. What people eat and drink will impact where your body's pH level falls. To balance the pH value of the human body, people needs to eat and drink suitable food and drinks.
Your Home and Cleaning
Both acid and alkali can use to clean the dirt, stain and even bacteria. Acidic washing agents are mainly used for removal of inorganic deposits like scaling, dissolving greases, proteins and even carbohydrate-containing substances (like tissue paper). Alkaline washing agents used for removal of dirt, stain, and prevent redeposition of dissolved dirt and/or chelants to attack rust on metal parts.
Conclusion
Acid and Alkali is impotent to our life, at the same time, they can also be the harmful killer. So we should use them in a suitable way, do not over commit, otherwise the consequences will be disastrous.
Acid and Alkalis in our Daily lives
Properties of Acid and Akali
Acid:
-Taste soul
-React with alkali and becomes netrual -Change red litmus paper into blue
-Corrosive
Alkali:
-Taste bitter
-Change blue litmus paper into red - React with acid and becomes netrual
Farming
Some crops can't grow well in acidic soil. To balance the pH value for crops growth, farmers usually add lime which is alkaline to neutralize the acid in the soil.
Health and Medicine
Some kinds of medicine contains acid or alkali to get us recovered from sickness or injuries.
When people get corns and calluses, They can use a kind of medicine which contains salicylic acid that can treat and remove them. When people got stomach ache, it is better to taking antacid which is alkaline to neutralize the excess acids to reduce the irriation to the stomach wall.
Human Body
Our bodies contain acid and alkaline which is helpful to our bodies. For examples, our stomachs contain gastric juice which is acid, it uses to digest food. Our blood is slightly alkaline which can transport oxygen to our whole body.
Special
Acid is used to remove alkaline dirt and alkaline is used to remove acid dirt by neutralize the acid and alkaline
Special
One thing remainder, if the blood getting too acid or alkaline, it you can suffer from fatigue, poor digestion, joint and muscle pain, weight issues and even death.
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