One idea was really intriguing. The footstool made. As a child, remember visiting my GGM who had in her home an upholstered footstool made with recycled coffee cans. We children loved to sit on that listening to the ‘grown ups’ talk about ‘the good old days’, reminiscing about the family members. A fond childhood memory.
This fellow must lie awake nights to think of what and how. For even more ideas, if interested Google “how to re-use plastic bottles dyi”
Some are ingenious, some - not so much. Used in decorating and to perform tasks around the home; some easy to make and others - the more challenging DIY projects.
I liked the bird netting in the garden made from plastic strips. Ideal “calming method” for OCD folks.