Noncryogenic methods of air separation contain some of the same unit processes such as compression and clean-up, but differ in the fundamental technology to separate air into its components.
That was helped by the mechanical structure of the glass (known technically as a zeolitic imidazolate framework) having a spongelike atomic arrangement.
The Amazing Spider-Man debuted on CBS as a TV movie in 1977, and while the technical limitations were obvious, fans seemed thrilled to have a live-action version of the webslinger airing in prime time.