| Answer | Crossword Clue |
|---|---|
| accelerators | An apparatus for accelerating charged particles to high velocities |
| accelerator | An apparatus for accelerating charged particles to high velocities |
| incinerator | An apparatus for burning waste material, esp. industrial waste, at high temperatures until it is reduced to ash |
| incinerators | An apparatus for burning waste material, esp. industrial waste, at high temperatures until it is reduced to ash |
