Q: Are notebooks available that use glue to hold the pages together? ¶
A: Yes, this process is "padding". Today, it is common for pages in such notebooks to include a thin line of perforations that make it easier to tear out the page.
Q: Are notebooks available? ¶
A: Yes, and differing in recycled percentage and paper quality.
Q: Are notebooks sometimes graph paper to plot data? ¶
A: Yes.