Electronic circuit boards are not biodegradable. If disposed through ordinary means, they'll end up in landfills and add to the burden on the environment. But if they're recycled, they can be separated into their reusable and non-reusable parts.  Turn this Circuit Board Scrap Into an Arts Circuit Board Lightings Notebook Cover Pen Holder Clip Board Neclaces Cars Clocks Cufflinks Sandals Sculpture Short Trucks Data Toilet Bowl Bookends Candle Holder