What is the purpose (scientifically and mechanically) for plastic

High-performance plastic made from renewable oils is chemically recyclable by design

Mechanical behaviour and nanoscale processes during plastic straining

Mechanical behaviour and nanoscale processes during plastic straining

What is the purpose (scientifically and mechanically) for plastic caps on the air valves on our car tires? - Car's & Auto's, tech support, weight loss, fitness - Quora

Halogen Bonded Network Modulating the Mechanical Property Elastic and Plastic Bending in Nonconventional Molecular Solid Solutions

Effect of fabrication processes on mechanical properties of glass fiber reinforced polymer composites for 49 meter (160 foot) recreational yachts – topic of research paper in Materials engineering. Download scholarly article PDF

Hemoton 100pcs Plastic Plug Test Tube Plug Bottle Stopper 12mm Screw Sealing Plug

Some plastics learn to repair themselves

Plastic - Wikipedia