Stage3: Cleaning and disinfection of premises, equipment and utensils.
Premises Cleaning and Disinfection
What is going to clean and disinfect
contact surfaces hand: knives, tools, cutting boards, containers, brushes.
surfaces in contact with food: during harvest, transport, packaging, or distribution process, such as containers (plastic boxes, etc..), Equipment (batteries, tables, etc..), Transport (trucks, wagons, etc. .).
processing facilities, walls, floors, drains, Area, etc. Clean
1. Collect and dispose of waste products, dust or other debris that are present place to be clean.
2. Moisten with enough drinking water or surface site to be cleaned.
3. Prepare a solution of detergent to use.
4. Lather scattering surfaces clean detergent solution with a sponge or brush (these items must be clean). Rub surface firmly with a sponge or brush, removing all dirt as possible. Often this is not very visible dirt, which is why cleaning should be done very well so everything is completely clean.
5. Allow the detergent solution applied for a short time to let the act (can be three or five minutes).
6. Rinse with clean water potable sure all detergent is removed.
7. After rinsing look closely at the site was cleaned to verify it has been removed all the dirt. In case needed to be done again washing with soap until it is completely clean. Disinfection
1. First we must be sure that the surface is clean, if not, clean it as explained above.
2. Before we have listed disinfect disinfectant solution.
3. Apply this solution over the place or area to be disinfected.
4. The disinfectant is left on the place we disinfected for a minimum of 10 minutes, in the case of chlorine is not necessary to rinse. During this time is being made to eliminate as many microorganisms, so that the product to be produced is clean. Important
1. Personnel carrying out the work of cleaning and disinfection should be well trained.
2. The water used for cleaning and disinfection should be drinking.
3. All cleaning and disinfection should be stored in a specific place outside the process area.
4. All cleaning and disinfecting products must be labeled and in containers that contain only this type of product.
5. Brushes and brooms should not be kept directly on the floor, these and other items used in cleaning work should be suspended in the air or on a clean surface when not in use.
6. Hoses must have gun, preferably rubber, to avoid wasting water.
Equipment and Utensils
compounds used for cleaning
1. Alkaline compounds, are naturally alkaline (pH greater than 7). Action can be very strong as those used to remove heavy soils such as those found in the ovens, can also remove grease. The others are considered mean force are used to clean dirt diluted light.
2. Acidic compounds, are acidic (pH less than 7). Materials are used to remove embedded on surfaces. Are used for specific types of cleaning, can not be used as all-purpose detergent.
3. Synthetic detergents, wetting agents are also called, have an important role as components of cleaning agents, are able to separate dirt from soiled surfaces and cause no irritation or damage, also easily removed by rinsing with water.
4. Cleaning solvents, are products that contain alcohol or ether and are used to dissolve solid deposits. Are used to remove impurities generated by petroleum products such as lubricating oils and greases.
compounds used for disinfection and disinfection by steam or hot water can destroy microorganisms come into contact with the hot water method is not widely used because it requires a lot of energy for its implementation.
2. Chemical Disinfection: These are chemicals that vary widely in their forms of use and composition. The effectiveness of these disinfectants depends on many factors such as exposure time, temperature, concentration, etc. Some examples are:
- Chlorine compounds: The chlorine-containing substances such as hypochlorite and chlorine dioxide have a significant effect on the microorganisms as well as being cheap. Can cause corrosion of metals.
- Iodine Compounds: substances containing iodine as iodophor, alcohol-iodine solutions, etc. Can also be used as disinfectants, the effect is very fast and runs on a wide variety of microorganisms. Care must be taken to dispose of waste as they can cause corrosion of metals.
- Quaternary Ammonium Compounds: These compounds are used to disinfect walls, floors, equipment and others. Require rinsing after use.
Other Equipment and / or utensils
· Sponges
· Brush
• Water drinking
· Solution of detergent disinfectant
· Solution
black soap
· Hoses
· Tiles
· Uniform suitable for cleaning and disinfecting the area (hats, cap mouths, gloves, uniform, closed shoes ) [1]
[1] JIMÉNEZ2000: 2.3
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