Natural lump charcoal is recommended because it burns more efficiently and hotter than other options. Natural charcoal is made from charred hardwoods like oak, hickory, and maple, which can leave a trace of their essence on the food. More efficient burning means less charcoal is needed. This makes it more economical. There are no additives in lump charcoal, unlike instant-light ones. It produces little ash and is sustainable. There are more than 75 brands on the market. Some see lump charcoal as an extension of the organic movement. Makers of lump charcoal claim its superior because of its purity.