Question

Tetrapak has _______ layers.

(a) 4

(b) 5

(c) 6

(d) 7

The question was posed to me in quiz.

This interesting question is from Food Packaging Materials in division Food Packaging Materials, Packaging Standards and Regulation Laws of Food Packaging Technology

Answer 1

Right option is (c) 6

Best explanation: Tetrapak has 6 layers. The innermost to outermost layers are –

i) Polyethylene (innermost)

ii) Paper

iii) Polyethylene

iv) Aluminium

v) Polyethylene

vi) Polyethylene (outermost).