1.a) Explain five elements that determine the conservation of information materials. (15 marks)
b) Highlight five types of value in relation to conservation of information. (10 marks)
2. a) Discuss five benefits of restoration of information materials. (10 marks)
b) Explain any five causes of acidity in paper. (15 marks)
3. a) Explain the following terms as used in conservation of information materials.
I) Examination
ii) Deterioration
iii) House keeping
iv) Preservation
. (10 marks)
b) Explain any five roles if calcium carbonate during manufacture of machine made paper. (15 marks)
4. a) State and explain five characteristics of lignin. (10 marks)
b) Explain six ways in which the process of manufacturing machine made paper contributes to the deterioration of information materials created using such paper. (10 marks)
5. List five roles of sizing agent in paper manufacture. (5 marks)
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