In context to food preservation foods are classified as perishable, (meat, fish, milk fruits and some vegetable), semi perishable (eggs, onions, potatoes, carrot, beans) and non-perishable (cereals, pulse nuts). Foods are spoilt by the action of: (1) Micro-organisms (2) Enzymes and (3) Insects.1. Micro-organisms: The micro-organisms responsible for food spoilage are moulds, yeast and bacteria. Moulds: Moulds are in the form of threads developed on perishable foods and are easily visible to the eye.They contain spores which can spread through the air and start new mould plants.ood spoilage refers to undesirable changes occurring in food due to the influence of air, heat, light, moisture, which foster the growth of microorganisms.
Quick Answer. Broken capillaries on the nose are caused by extreme temperature changes, sunburn, smoking, trauma and alcohol consumption as well as blood thinning medications, age, hormones, environment and certain medical conditions, such as rosacea, according to The Dermatology Review.
Some people have a family gene that makes them more vulnerable to broken capillaries, spider veins and varicose veins. If one or both of your parents have broken capillaries, there is a good chance you will, too. Damage. If there is any trauma to the skin, such as an injury, it may cause broken capillaries. This could be as serious as a blow to the face or as simple as the pressure of spectacles on the nose. Vigorous scrubbing of the face is also considered trauma and may be a cause.