Introduction to Coconut Shells as a Versatile Material Coconut shells have been a versatile material widely used in different industries around the world. The shell of a coconut is a natural byproduct of coconut production, and it is commonly discarded as waste after the flesh, water, and copra have been extracted. However, the shell’s potential as a raw material for various applications has been recognized, and it is now being repurposed and sold by coconut shell suppliers in the UK.