(1.16 ONLY) - Check Sidebar for 1.19 Entries

• Put an inventory (like a chest) under the pedestal for the inputs.
• Drop Fuel items (Coal, Wood, Lava Buckets) on the pedestal (with 'Q' by default) to fuel it.
• Processed Outputs will come out the top of the pedestal, the machine will not smelt any items while it already has an item in it.
• Connect another pedestal to the furnace one to automate the outputs.