what the easy food change our lives? For ballooning population, scientists have spare no effort to raise the productivity of the food. On the other hand, to meet enormous food needs from customers, enterprises also weigh on providing the food easily and quickly. Therefore, compared with the past, people can grab something to eat at will nowadays. For instance, people can purchase the meal which is ready to eat at convenient stores on every corner. That really changes our life styles dramatically. In the ensuing paragraphs, I will shed light on promotion of the convenience of supplying food has changed our lives. First, compared to the past, we seem to capable of feeding the crowd in no time. With the invention of microwave ovens and frozen food, we can offer the meal to thousands of people with no effort. In addition, it is also a good solution for working women that they don’t have to worry about preparation of the dinner after exhausting work. All they need to do are grabbing the frozen food from refrigerators and put them to microwave ovens. Less than an hour, there will be a great feast enough for the family on the table. As a result, it not only relieves burden of each mother but increases the time for every member of the family to share. Second, it allows people to discover unknown field. With advance of food preservation, people are able to conduct longer distance travel without concerning source of the food. Besides, it also prevents explorers from food illness. It was the contaminated food that conquers the ambition and dreams of every explorer in old days and even made them die in strange countries. Fortunately, as for modern explorers, they can rely on tinned provisions and bottled water that get rid of the fear of leather bacteria causing serious dysentery. Third, we can reduce the possibility of accidents. For instance, in traditional society, all the cuisine is cooked by the furnace, which is hard to control and give rise to disaster easily. Taking advantage of the technology, we can easily prepare the food without the furnace at all. Furthermore, we also needn’t wash stacks of cooker after the meal. In the nutshell, owing to the effort of scientists, the way of preparation for the meal has changed greatly. That both saves the mammoth food demand and makes lives more convenient.