Caramel is used in many recipes. It is prepared by heating the sugar and sugar becomes syrupy and turns brown and a mouth watering aroma is released. Most people think that during heating the sugar, it melts and goes into a liquid state. But this is not true. There is chemistry behind this although no reactions really take place but there are phase changes. So physical chemistry is behind all this process. Melting point of a substance is defined as that temperature at which the solid begins turning liquid. For pure substances consisting of single compounds this temperature is well… Read More »Chemistry behind Caramelization
October 22, 2020
There are millions of people for whom it is almost impossible to arrange two square meals for the families. So they don’t have any choice of what they eat. On the other hand, there are affluent people for whom what to eat or what not to eat is a big problem. They are grappling with obesity problems which are the precursor of so many lethal ailments like heart attack, blood pressure, backache and diabetes. They are always conscious of the calorific value of the foods they consume. Any student of science or health conscious person is aware that calorie is… Read More »Calories or calories??
People in Asia and Africa where plenty of sunshine is available and weather is hot have a auburn or darker skin. This is because of production of a chemical called melanin in the skin and making it look brown or dark. In Europe, particularly the Northern parts, there is hardly any Sun to be seen for most of period of the year. Due to the shortage of melanin, the color of the skin is white or what is called fair. Most people are not satisfied with whatever God has given to them. For example, the people in India want to… Read More »Chemistry behind Skin Tanning
There is a galore of soap operas on Indian TV channels. Prime time is hogged by women dominated serials and so called reality shows. The women shows are of Saas Bahu variety. The reality shows are dance and singing competitions. The concerned families in the women operas are extraordinary kind and generally dominated by a matriarch who seems to run a kingdom according to laws which are extra constitutional. Their writ run large in the home as well as the village they live in. In fact, the whole village is under their mercy day and night. At home, they have… Read More »Soaps on Indian TV Channels