Direct item form of air

The "tile.air.name", updated to "Missing Texture" in 23w04a, is a hidden block that can only be accessed with command NBT. 
==Obtaining==
*Air items couldn't be obtained in 13w38b, however, direct form transmutation has been added in 23w04a. This is made by bottles o' enchanting hitting an open door next to the valid block, dropping the direct form.
*They can be obtained with commands using /acquire @s <slot> air{Air:[{Gas:"normal",ItemForm:{Direct:1d}}]}.
==Appearances==
===No anisotropic filtering===
*With no anisotropic filtering, the air item looks like the default missing texture.
===With anisotropic filtering===
*With anisotropic filtering, the air item looks like the 4x4 missing texture. Anisotropic filtering has been re-added in 23w04a.
==History==
Version	Snapshot	Info
1.7.2 	13w38c 	Removed the air item.
1.20.1 	23w04a 	Re-added the air item in the direct items tab.