Across
- 4. The _____ is measured in terms of relative humidity.
- 6. _____ is harmful for the manuscripts may come from sources like natural calamities, human negligence, from leaking roofs, defective plumbing and through open windows at the time of raining.
- 7. Whether natural light or artificial light, cultural manuscripts get deteriorated when it is exposed to _____.
- 11. _____ is the amount of moisture in the atmospheric air.
- 13. _____ is a change of original state of any material by interaction between the object and factors of destruction.
- 15. In the _____ among various constituents unwanted materials such as oxides of carbon, sulfur, nitrogen and hydrogen sulphides are also present.
- 16. _____ include fires, floods, storms, earthquakes or leaking pipes.
- 17. _____ in charge of the documentary heritage are directly responsible for the overall conservation and preservation of their collections.
- 18. All _____ objects absorb water to a greater or lower extent and the water goes inside the object surrounding air.
- 19. Fine dry _____ of any matter present in the air are known as dust.
Down
- 1. _____, which is highly dangerous for the manuscripts, composed of soil, tar, metallic substances, fungus spores and moisture among other things.
- 2. Insects, _____, and other pests feed on the records which cellulose and other organic substance.
- 3. High _____ with low humidity causes dehydration of cellulose fibers and the manuscripts becomes brittle.
- 5. The _____ of exposure of paper to light is directly proportional to its deterioration.
- 8. _____ and rodents are more destructive to manuscripts.
- 9. Humans are a constant threat to archival records through _____, vandalism or theft
- 10. _____ are a large heterogeneous group of plant organisms.
- 12. _____ relative humidity will dry up manuscripts turning it brittle
- 14. Humans are a constant threat to archival records through _____ or rough handling of manuscripts
- 16. Dust and _____ are solid particles of varying size and hardness they exert abrasion on the surface of the books.