Minecraft 1.5.2, Minecraft 1.6.1, Minecraft 1.6.2, Minecraft 1.6.3, Minecraft 13w36b, Minecraft 13w37a, Minecraft 13w37b
Java 7 Update 25
Windows 8 Pro x64
A6-4400M Dual-Core @ 2.7GHz APU
AMD Radeon HD 7520G 512MB (integrated into APU)
As you all know taking enough items from a furnace will give you XP, but destroying a furnace with the same items does NOT give XP.
MC-1601 Breaking a Furnace will not give you the experience for the smelted things inside