Effective Cleaning ?Water, the liquid commonly used for cleaning, has a property called surface tension. In the body of the water, each molecule is surrounded and attracted by other water molecules. However, at the surface, those molecules are surrounded by other water molecules only on the water side. A tension ... Similar Editorial : by Neroli Lacey. | Source : Language Lesson
Chemistry In The Service Of Mankind Chemistry is defined as the science of atoms and molecules as it deals with the composition, structure and properties of matter which can be best described and understood in terms of these basic constituents of matter. Chemistry is the science not of the only about one hundred elements but of the infinite variety of molecules and related species that may be built from them. Our body is...... Similar Editorial : by Niz. | Source : Introductory Chemistry
Nationalism And Chemistry When Humphry Davy, a British Chemist, electrolyzed molten potassium hydroxide in 1807 to extract the first of the alkali metals, Davy obtained such acclaim for his extraction of these metals from their salts that the following rhyme was written about him by E.C.Bentley;Sir Humphry DavyAbominated gravyLived in the odiumOf having discovered Sodium When Napoleon, the then French ruler, came to know...... Source : Introductory Chemistry
Better Things For Better Living (part-1) In fact all matter on Earth is made of chemical substances and every material thing is a chemical or a mixture of chemicals. Our home is a virtual chemistry laboratory of fascinating products derived from raw materials such as the water, soil, rock, etc found in the biosphere of our planet. If we just scratch the surface of all the hundreds of chemical substances used in every home, it will open...... Similar Editorial : by Justin Lee. | Source : Chemistry Software
Better Things For Better Living (part-ii) Dangers of Asbestos and its Replacements In the recent past asbestos siding was regarded as an excellent product and houses were sided with it. These same siding panels are still on the houses and have needed no repair or upkeep. Besides making the houses resistant to fire for all these years, they look as good as new. Interestingly, in the beginning, no one had the idea that when inhaled asbestos...... Similar Editorial : by Justin Lee. | Source : Chemistry Software
