Glossary
Food liquids - Packagings, conditioning and characteristics

A_w: water activity.

Spontaneously fermented beers: beers that ferment spontaneously without the use of cultured yeast. These beers are highly acidic and carbonated.

Bi-orientation: a process used to improve the physical resistance of plastic films or walls (PET, PVC) during manufacture, when they are in a semi-liquid state. The process consists in stretching the walls in two opposite directions, in order to order a beneficial molecular arrangement.

BPA-BIPHENOL A: endocrine disruptor used in polycarbonates and beverage can linings.

Staves: the staves of a barrel or cask are the curved elements that form the side wall of the container by joining them together.

Degassing slits: slits cut in the thread of the ring of plastic bottles intended to contain gaseous liquids. Thanks to these slots, when the consumer uncorks the bottle, as soon as the seal is broken,...