How Potholes Form. Rainwater sinks through cracks in old or weakened asphalt. The water is soaked up by the mixture of rock, gravel, and sand that supports the road. Vehicles passing over the road force water through the soggy roadbed, eventually eroding parts of it.
disassemble The verb disassemble means to take something apart. It's one thing to disassemble a computer; it's a whole other thing to put it back together again.
Dissection (from Latin dissecare to cut to pieces; also called anatomization, from Greek anatomia, from ana- up and temnein to cut) is the process of disassembling and observing something to determine its internal structure and as an aid to discerning the functions and relationships of its components.