Yes, there is a difference between 'virgin' and 'recycled' aluminum foil. Virgin aluminum foil is produced from newly mined bauxite ore and is considered to be of higher purity. It is often preferred for applications requiring high quality and consistency. Recycled aluminum foil, on the other hand, is made from aluminum waste that has been collected, sorted, and reprocessed. It is more environmentally friendly as it reduces waste and energy consumption. However, recycled aluminum foil may have slight variations in thickness and quality due to the recycling process.