A dab rig is associated with dabbing. Dabbing requires the use of a dab rig. Essential oil extracts and concentrates can be dabbed.
A dab rig is typically a glass bong that incorporates water filtration. A dab rig requires a nail. A nail is attached to where a bowl is normally attached to a bong. The nail heats up essential oil extracts and concentrates.
There are titanium, quartz, and ceramic nails. There are also electric nails.