Food additives are substances that are added to the food. They serve as different functions such as preservation‚ flavorings and colorings‚ antioxidants‚ and stabilisers. They are added in the manufacture process intentionally or unintentionally. There are many different food additives‚ and they can be classified as natural or artificial. Most food additives are naturally occurring‚ and some may even be beneficial. The common natural food additives such as citrus acid and ascorbic acid‚ for example
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Food Waste? Too valuable to waste! According to statistics from the Environmental Protection Department‚ in Hong Kong‚ solid waste generated daily weighs around 17000 tones‚ of which around 30% is organic matter (2700 tones) which is roughly equal to 120 double-deck buses in size. Compared this to the US where‚ revealed by the Environmental Protection Agency‚ only 12% of waste stream was scrap of food in 2005. Extra care in disposal is required for these putrescible wastes‚ otherwise nuisance
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6 Negative effects Of Eating Fast food 1. Junk food has an extremely high power density. About 65 percent greater than a standard diet as well as twice up to recommended wholesome diets making us eat a lot more than we or else would. Energy density describes the quantity of calories a product of meals contains with regards to its pounds. Foods having a high power density mistake the brain’s manage systems with regard to appetite‚ that are based exclusively on part size. two. British researchers
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De Leon ENG 240 May 5‚ 2013 Food for thought In today’s society‚ the increase in rates of obesity and related chronic diseases such as heart attack and diabetes is continuously rising due to unhealthy diet and this is because some people have limited access to supermarkets and fast food advertisements on television negatively impacts and appends to epidemic of obesity among children and adolescents. The issue‚ healthy foods are so expensive. With the continuous rise
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The chemical processes that take place inside food determine its nutritional value‚ taste‚ texture and freshness. Like any other organic material‚ food can decompose over a period of time. The importance of food chemistry lies in its ability to counter the effects of decomposition and spoilage and extend the shelf life of foods. Food chemistry is a science that studies the chemical processes that take place in food. All food products are made of biological materials that react and interact in different
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The Need of Convenience Foods in Present Scenario. Abstract: Rapid urbanization and changes in social and cultural practices have modified the food habits of the community. Industrial development in Indian cities has compelled labour from villages to migrate to cities in search of employment. It is estimated that within the next ten years‚ half of world’s population will be living and working in urban areas. Increase in buying power and long hours spent away from home commuting to work places
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Introduce this section with the food chain discussion card called ‘Under the sea’. Food chains are a flow of energy Food webs exist in a delicate balance. If one animal’s source of food disappears‚ perhaps from a natural cause such as a drought or a killer disease‚ many other animals in the food chain are affected. Some populations may decline‚ and some explode. Humans are usually at the top of the chain and are often responsible for disrupting food webs. All living things depend
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Food wastage is a problem faced by every developing and developed country around the world. According to a book by Tristram Stuart‚Waste: Uncovering the Global Food Scandal(Penguin‚ 2009)‚ approximately 40 million tonnes of food are wasted by US households‚ retailers and food services each year. This is sufficient to feed the nearly one billion malnourished people in the world. Yet in spite of this trend‚ peope continue to waste food at an alarming rate. Currently‚ a third of food produced around
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Food waste or food loss is food material that is discarded or unable to be used. Various political organizations and entities have their own definition of what constitutes food waste. The causes of wasted food are numerous‚ and occur at the stages of production‚ processing‚ and retailing. As of 2011‚ 1.3 billion tons of food‚ about one third of the global food production‚ is lost or wasted annually. Loss and wastage occurs on all steps in the food supply chain. In low-income countries‚ most loss
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