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.
So can excessive exposure to the sun. Facial injuries can also lead to broken capillaries. Not all causes of broken capillaries are preventable. They can sometimes accompany general rosacea, a skin condition that causes the face to become red and flushed.While rosacea outbreaks often have triggers, these triggers can be difficult to identify and are unique to each person who has the condition.o can excessive exposure to the sun. Facial injuries can also lead to broken capillaries. Not all causes of broken capillaries are preventable. They can sometimes accompany general rosacea, a skin condition that causes the face to become red and flushed.