| Title | Comment | Keywords |
|---|---|---|
| Basic Forms of Folded Rocks | 08:03 - 08:29 (00:26) / 1.2 MB | structure, strata, deformation, fold, syncline, anticline |
| Petroleum Reservoirs | 23:29 - 24:43 (01:14) / 1.7 MB | "petroleum reservoir", oil, gas, "anticlinal trap", impermeable, permeability, anticline, unconformity, "natural gas", sedimentary |