date:Jul 14, 2012
s keeping the right moisture vapour humidity, he said.
Low oxygen can cause the growth of some nasty bacteria which degrade the food very quickly, and can be dangerous in some cases, [while] excess CO2 can increase the acidity of the food which affects the taste and texture of the food,Lingard said.
The ideal atmosphere was about 15% CO2 and 15% O2, he added.
Sirane said that the unique structure of the film material meant that its permeability to humidity, O2 and CO2 varied in each case. The