Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| usage | sn / sb (%) | liquid at (degree) | casting at (degree) | remelting at (degree) | hardness |
| typograph | 3 / 12 | 250 | 280…290 | 310…330 | 19 |
| ludlow | 5 / 12 | 245 | 270…285 | 300…320 | 21 |
| lino / intertype a | 5 / 12 | 245 | 270…285 | 300…320 | 21 |
| lino / intertype b | 6 / 12 | 243 | 270…285 | 300…320 | 21.5 |
| lino / intertype c | 7 / 12 | 241 | 270…285 | 300…320 | 22 |
| stereotyping | 5 / 15 | 265 | 320 | 320…340 | 23 |
| stereotyping | 7 / 14 | 258 | 315 | 320…340 | 23 |
| monotype a | 5 / 15 | 265 | 350 | 330…350 | 23 |
| monotype b | 8 / 15 | 260 | 360 | 350…370 | 25 |
| monotype c | 7 / 17 | 280 | 370 | 360…380 | 26 |
| monotype d | 9 / 19 | 285 | 390 | 380…400 | 28.5 |
| monotype e | 9.5 / 15 | 270 | 360 | 350…370 | 26 |
| monotype f | 9.5 / 17 | 280 | 380 | 370…390 | 27.5 |
| monotype g | 10 / 16 | 275 | 370 | 360…380 | 27 |
| regeneration a | 9 / 11 | - | - | - | - |
| regeneration b | 9 / 12 | - | - | - | - |
| regeneration c | 9 / 16 | - | - | - | - |
| support metal a | 1 / 2 | 310 | - | 360…380 | 6 |
| support metal b | 3 / 5 | 295 | - | 340…360 | 14 |
| support metal c | 5 / 5 | 280 | - | 340…360 | 16 |
| typefounding | 5.5 / 28.5 | 360 | - | 420…430 | 29.5 |
Title:
none
Statement:
270…285 is the casting temperature for the alloy with hardness 21
Answer:
supported