Is this recycled paper? No, it is made from 100% sustainable and renewable paper fibers, never any post-consumer waste paper that may have inks and dyes. All of our bedding products are also 100% biodegradable and compostable, so you get superior performance along with a product that's good for your pet and good for the planet.
Definition of sustentacular cell. : a supporting epithelial cell (such as a Sertoli cell or a cell of the olfactory epithelium) that lacks a specialized function (such as nerve-impulse conduction) new! Time Traveler
The olfactory membrane, or epithelium, is a layer of cells on the roof of the nasal cavity. It is made up of three layers of cells: the supporting cells, the olfactory receptor cells, and the basal cells. Supporting cells are similar to glial cells and help produce mucus.