3 Contamination Flashcards
what are types of contamination?
Biological
Physical
Chemical
Define Biologial contamination
contamination of food s by other living organisms
-pathogenic bacteria and spoilage are present in foods
what do biologial contaminants need?
-are living contaminants
-need water, nutrients, tempeture to survive
What condtions can help reduce or elimate pathogenic contamination?
Pathogenics are ____ (type) contaminants.
-dehydration or overheating
Biological
when bio contaminants move from one place to another what is it called?
vehicles of contamination
examples of vehicles of contamination?
-these are biologial
1 hands
2 cross contamination
Ways to reduce cross contamination. Be mindful of how and where ______
mindfull of
how & where store raw veg
how & where meats, poultry, fish, veg are prepared
name places along the the distrbution chain for which bio contamination can be found?
-growing/ raising
-harvesting catching/ slaoughering
-processing —packing
-transporting —storing/ holding
-preparing —displaying
-selling —serving
largest factors in protecting bio contamination?
-ed and training
-reduce food from time and temp abuse
-reduce cross-contamination
-wash hands
-reputable vendors
transporting of food is a _____ contamination potential and it is important to ______
bio
-important to check temp
concerns of using cook-chill or sous vide. What kind of contamination potential? Must have a verifiable ____ duirng transport.
bio contamination potential
-must have verifiable electronic device to monitor time & temp during transport
concerns on foods from animal sources. is a ____ hazard. An example is eggs which is a risk of _______
bio contamination
-eggs- risk of salmonella, 45F temp or less to reduce risk
concerns around raw meats. is a _ hazzard, which can spread to ____
bio contamination
-spread to other foods, tables, doors handles, equip
actions to take to reduce raw meat bio contamiantion are:
-wash hands frequently/ chnage gloves
-separate unwashed fruit/veg during storage, prep, hold, display
-create stations for prep areas reduce cross cont
-clean /sanitize area immediately after used
define the soil dust contamination- is a ____ contamination. Most problematic are ____ that should be _____
-bio contaminate
-on veg at delivery
-need washed w/o contact
-potatoes stored beneat other veg
what is the disease in connection with soil?
Botulism grows naturally in soil
How is dust a concern surrounding food?
bio contaminate
-can be airborn and land on surface of tools, ingredients
what actions can reduce dust risks?
-housekeeping
-ceiling vents should be regulary cleaned
-items store in dry storage covered
define concerns about pests. is a _ type of contamination. What are examples, and how does the contamintion occur?
bio contamination
-insects, rodents, other vermin
-waste secreations
-cross contam while crawling/ eating
-dying directly on foods
ways to reduce pest infestations
-close exterior doors- stop mice from entering
-keep work area clean- reduce food sources rodents & insects
-keep good repair, fix problems
-contract with pest elimination -routinely treat facility
Define Physical contamination
-not caused by living org and not considered chemical
when can can physical contamants be introduced?
can be introduced at any tine from harvest to consumption
examples of physical contaminations
-paint chips
packaging materials
-pest droppings
-food waste
-emplyee jewelry, fingernails, hair, bandage
-glass, metal, wood
physical contamination- what activites in the kitchen will help reduce risks?
-keep light fixtures covered/ shatter proof
-maintain machinery
-maintain knives & kitchen implements
-remove loose items that do not belong in food prep areas
-fix / maintenance promply
Physical contamination - what are directives to employes to reduce risks?
-establish /enforce policies for jewelery, fingernails, hair, uniforms
-prohibit smoking, eating, open beverages near exposed food
-keep cleaning clothes, food serve wipes, bar towels away from food prep areas
Define Chemical contamination? (man maded)
pesticides, cleaning liquids,
personal groming products, soaps,
bleach, rat-baits, perfune, hairspray
Define Chemical Contamination (naturally occurring)
toxins from
metal surface
seafood
mushrooms & plants
mold & allergens
Preventing Contamination
-good practices with employees?
-educate in the clean, responsible, lawful ways of handing / maintaing foods
-provide reference guides
-communicate w/ employee, vendors, wholesalers, board of health, indeustry share groups
Preventing Contamination
-good practice in the kitchen
-provide thermometers & temp guides for cooking & hold foods
-provide cleaners & sanitizers
-keep food storage neat, clean, organized
-inspect deliveries & return questionsble products
Preventing Contamination
-practice to avoid (employees)
-hiring poor educated employee
-let training fall wayside
-assume employees know the correct way to handle food
-too busy to talk to others
Preventing Contamination -practice to avoid
(in the kitchen)
-let reference guide in disrepair
-rely on people’s common sence
-allow deliveries before/ after business hours
-do business with Co’s that do not have established reputation
