Melting aluminum can be a challenge if you don’t have an efficient furnace for it. Aluminum is one of the most useful elements around, and recycling aluminum cans can help contribute to environmental sustainability. Recycled aluminum can be converted into different types of items such as bicycle frames and even airplane parts for bigger companies.
If you like DIY projects that involve aluminum, a great project for you that involves building a DIY homemade metal foundry furnace that efficiently melts aluminum.
Image source: eddie2799
The video on the Next Page shows the building process, as well as a few clips on how efficient it is at melting aluminum.