Across
- 4. A periodical publication containing written information about current.
- 5. Instrument used for measuring density.
- 7. A glassforming technique that involves inflating molten glass into a bubble.
- 8. Buildings that helped navigation by emitting light.
- 9. A hand-operated calculating tool also called a counting frame.
- 10. A cleansing product made from fatty acid.
Down
- 1. Thin slices of wood.
- 2. The infrastructure that conveys sewage or rainwater.
- 3. Type of stairway characterized by its twisted form similar to a corkscrew.
- 6. Water powered vertical pounding machines used to crush ore.