Across
- 2. lactic acid
- 4. formic acid
- 6. oxalic acid
- 9. white washing soap
- 10. king of chemicals
- 11. bitter in taste
- 12. detergent
- 16. milk of magnesia
- 17. sour in taste
- 19. tartaric acid
- 20. soap
Down
- 1. preserve pickles
- 3. colour of acid and bases
- 5. nature of acid and bases
- 7. washing and bathing soaps
- 8. lime water
- 13. digestion of food materials
- 14. acetic acid
- 15. citric acid
- 18. malic acid