| 1 | Ceramic inserts are made of sintered aluminium oxide and offer exceptional hot hardness and wear resistance. | |
| 2 | Then, the mold is removed by melting and the remaining green ceramic material is sintered to produce the final ceramic part. | |
| 3 | Mono Lake's tufa are particularly dramatic because water diversions have significantly lowered the lake's level, exposing more of the columns. |