Controversy has erupted over whether it’s safe to construct a homemade mask out of a vacuum bag to fight the spread of the new coronavirus. The Oregonian/OregonLive was among the media that reported ...

In the past, vacuum cleaner bags were made of cloth and could be reused by unzipping and emptying them. Today’s disposable thinking has led to disposable paper vacuum bags. I’ve figured out a simple ...

“Cryovac” is food-industry shorthand for “vacuum-pack”—meaning to wrap foods in impermeable plastic, then remove most of the air inside the package to prevent oxidation (causing rancidity or darkening ...