1. 2 fluid technologies that make use of air = desk chair and air compressor.
2 that male use for water= fire extinguishers and refrigerators.
2. The concrete they have in the trucks that drive to construction sites. This is technically a fluid.
Among organisms, carbon compounds exist in four major categories: lipids, carbohydrates, proteins and nucleic acids. Carbohydrates are required as sources of energy. Proteins are the major molecules from which organisms are built. Lipids provide energy to produce hormones. Nucleic acids consist of deoxyribonucleic and ribonucleic acids, which play a key role in protein synthesis.
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