Acids and Bases. Experimental Definitions

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Lime can be made by reacting with water to make calcium hydroxide (Ca(OH)2). Lime is used to make mortar and cement and to sweeten soil. Annual U.S. production is 22 billion kg.

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Acids and Bases in Industry and at Home

Sodium hydroxide, also known as lye, can be purchased for home use as oven cleaner or drain cleaners. It is used commercially to make soap. Annual U.S. production is 9 billion kg.

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Acids and Bases in Industry and at Home

Ammonia is produced for use as fertilizer and in household cleaning products. Production is about 11 billion kg/year.

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Acids and Bases in Health and Disease

Concentrated acids and bases are corrosive to tissue and are health hazards. They can denature proteins in living cells.

The human body has wonderful mechanisms for maintaining the proper pH of tissue, blood, and body fluids.