Chapter 1 INTRODUCTION Diesel engine is a very popular prime mover used for surface transportation, agricultural machinery needs and in industries. Diesel engines of more than 6.5 million units are being used only in the Indian agricultural sectors for different activities and the import of petroleum products is a major draw off on our foreign exchange sectors and with increasing demand in future years the condition is likely to become worse. Hence, it is an urgent need for a country like India
therefore essential to increase the production of protein causes. Nowadays, aquaculture is one of the fastest increasing food production sector and a progressively significant option in animal protein sources in the world (Ashraf et al., 2012). Although, fish is considered as an significant protein source in human diet. Over the previous decade, the portions of per capita
In vitro is refers to the technique of performing a given procedure in a controlled environment outside of a living organism. ( (Foundation, 2012)). Studying cell cultures in a petri dish, while sometimes useful, it does not provide the chance to study interrelated processes occurring in the central nervous system, endocrine system, and immune system. Animal testing is still required for example, no tissue cultures mimic asthma symptoms, so the disease had to be researched in a living system.( (Columbia))