Question

The uptake of food components such as aroma and flavour by plastic films is known as ________

(a) Scavenging

(b) Broiling

(c) Scalding

(d) Scaling

I had been asked this question during an interview.

I want to ask this question from Diffusivity and Permeability in Plastics topic in section Thermoplastic Polymers Properties & Processing of Food Packaging Technology

Answer 1

Right answer is (d) Scaling

Best explanation: The uptake of food components such as aroma and flavour by plastic films is known as Scaling. Such plastics have a greater permeability and hence are not suitable for primary packing. Such packaging materials are either used for tertiary or pellet packing.