Bagasse, a waste by-product of the refining process, was burned in sugar cane farming operations.

As well as using up resources, the production process itself adds to the world's landfills by generating waste by-products.

Paraffin wax was formerly a waste by-product in oil refining, but with his invention became capable of utilization in the manufacture of candles and for other industrial purposes.

Traditionally, the trunks have been wasted by-products from this process.