Across
- 5. chemical addition, add, stabilizer, improver
- 7. Adding, adding together, adding up
- 8. carry on, progress, advance
- 10. Offspring, female child, descendant
- 11. speak out, say publicly, announce
- 12. take on board, accept, take on
- 14. Damaging, negative, vicious
- 16. Detectable, noticeable, visible
- 17. Counsel, give an opinion, notify
- 19. Jewel, rhombus, shape
Down
- 1. Guidance, information, instruction
- 2. taking on, acceptance, taking up
- 3. Supervisor, manager, administrator
- 4. Meeting, appointment, assignation
- 6. Child, responsibility, ward
- 9. historical, part of history, dated
- 13. Undertaking, make an effort, try
- 15. Continued, endured, persisted
- 16. in need of, reliant on, at the mercy of
- 18. Deadly, deathlike, intensely