Assertion: aquifer's water | /r/CapableOf | travel down through permeable rock
Facets:
Source sentences:
text: The water travels down through the permeable rock until it reaches a layer that does not have pores; this rock is impermeable (figure 1).
text: The water travels down through the permeable rock until it reaches a layer that does not have pores; this rock is impermeable (figure 1).