1. Identify some of the important advantages of metal castingprocesses, and also some of the disadvantages and limitations. 2.What is the difference between an open mould and a closed mould? 3.Name the two basic mould types that distinguish casting processes.4. Why should turbulent flow of molten metal into the mould beavoided? 5. What are some of the factors that affect the fluidityof a molten metal during pouring into a mould cavity? 6. How doessolidification of alloys differ from solidification of puremetals?