Measures how much the film can be stretched before breaking. This is vital for vacuum sealing and high-pressure processing.
If you are looking for a specific angle for a report or article, I recommend focusing on the section, as this is where the science of food preservation meets material engineering. jis z 1707
where a pin is pierced through the film to ensure sharp food edges (like bones or dried noodles) won't cause leaks. Barrier Properties: JIS Z 1707 — Long Essay Tensile Strength