Monthly Archive:: September 2014
30 Sep 2014
Safety glass:Different forms
Glass is made by fusing silica together with sodium carbonate and calcium oxide at high temperatures. Normal glass or annealed glass tends to break into large pieces. This glass is used to produce more advanced glasses called safety glass. Very strong annealed glass is capable of releasing huge amounts of energy while breaking. This may
29 Sep 2014
Making of currency coins
Currency coins are made of various metals and alloys like bronze, nickel-brass, cupro-nickel (75% copper and 25% nickel), Aluminium Bronze and stainless steel. The mints buy the strips of metal to manufacture the coins. These strips are about 13 inches wide, 1500 feet long. They come rolled in the form of a coil. The coil
28 Sep 2014
Calorie: Basics ought to be known
Calorie is a unit of energy. It applies to anything that possesses energy. For example one ton of coal contains an equivalent energy of 7,004,684,512 calories. While talking in terms of food and drinks, calories refer to the energy stored in the food/drink we eat in the form of carbohydrates, fats and proteins. Energy gives
27 Sep 2014
Yeast: Let’s have a closer look
Yeast finds a lot of applications in the food industry and is an important ingredient of bread, pizzas and alcoholic beverages like wine, beer etc. They cause the bread to rise and juices to ferment. Currently research is also happening on the how to transform plants into bio fuels under the action of yeast. Yeasts
26 Sep 2014
Basics about fingerprints
Fingerprints are very unique in nature and permanent from birth to death. Even identical twins would not have the same fingerprints.Fingerprints form while the baby is in the womb. They do not change with our physical growth or age. Fingerprints are ridges formed on the fingers. They could be of three types depending on