Card 121
Question
The familiar frozen orange juice packages, the Pringles potato chip container, and the brik-pak packages are all what type of container?
Answer
Composite containers or laminates
Food Packaging
Discover Food Packaging: 308 flashcards with questions and answers.
- Subject
- Sciences / Chemistry
- Language of creation
- English
308 flashcards
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Cards in this set
Card 122
Question
In regards to packaging, what do CA and MA stand for?
Answer
Controlled atmosphere and modified atmosphere
Card 123
Question
What is the proper term for 'cardboard', such as is used in packing boxes?
Answer
Corrugated fibeboard carton
Card 124
Question
What is the depression below the rim of a metal can called?
Answer
Countersink
Card 125
Question
What polymer property describes resistance to deformation under constant stress over time?
Answer
Creep resistance
Card 126
Question
In a canning operation, what is the juncture of the double seam and the side seam of the can called?
Answer
Crossover or lap
Card 127
Question
Which has better barrier properties, amorphous or crystalline polymers?
Answer
Crystalline polymers
Card 128
Question
Name the crushed, sorted, and processed waste glass used as a crucial, sustainable raw material for manufacturing new glass products.
Answer
Cullet
Card 129
Question
When the Ponkin Iron Works made the original cans for "Appertizing" of food, what was the shape of the can?
Answer
Cylindrical
Card 130
Question
As the PE content increases, what happens to brittleness?
Answer
Decreases
Card 131
Question
HDPE and LDPE are plastics used in food packaging. What happens to the impact strength as the density increases?
Answer
Decreases
Card 132
Question
How are two piece jar lids made?
Answer
Draw and redraw
Card 133
Question
How is tin applied to tin cans?
Answer
Electroplating.
Card 134
Question
In packaging terminology, when does EVOH stands for?
Answer
Ethylene vinyl alcohol
Card 135
Question
Which polymer has the best heat sealability?
Answer
EVA (ethylene vinyl acetate)
Card 136
Question
Which polymer is commonly used for oxygen-barrier properties in multilayer packaging films?
Answer
EVOH (ethylene vinyl alcohol).
Card 137
Question
A typical plastic milk bottle is made by a process known as:
Answer
Extrusion blow molding
Card 138
Question
What are three different methods for blow molding plastic containers?
Answer
Extrusion, injection, stretch
Card 139
Question
How many layers of tin actually compose the double seam on a can?
Answer
Five
Card 140
Question
Why are corrugated boxes produced with flutes in the vertical direction?
Answer
Flutes provide structural reinforcement- improve strength in terms of crushing and stacking
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