intelligent packaging

Question 1

defn

Answer 1

materials and articles that monitor the condition of packaged food or the environment surrounding the food and can inform the retailer, manufacturer and consumer of these properties

Question 2

Time- Temperature indicators

Answer 2

tools that allow the continuous monitoring of time and temperature history of foods throughout the food chain e.g. chilled foods where they can inform about a chain break.

Question 3

thermochromic inks

Answer 3

signal temperature excess or change. Some are reversible

eg. Coors- mountains change to blue on glasses and bottles when at the right temperature
tequila rose - rose petals turn pink when at adequate temp.

Question 4

Radio Frequency identification

Answer 4

technology that allows the identification of tagged items without a line of sight. It provides wireless monitoring of food packages through tags, readers and computer systems.
chips are smart labels that are used to track and trace packages throughout distribution.
do not require line of sight like barcodes