Banana boom: Papyrus Australia creates mining blast collars out of plantation waste
In Australia, banana waste fiber is being repurposed into biodegradable blast collars for open-cut mining, a surface mining method where minerals are extracted by removing the soil, rock, and vegetation above a deposit. Blast collars prevent the drill‑hole collar from collapsing and stop loose material from falling into the hole. Dubbed Collar Keeper, its manufacturer […]
