Word Count : 235

---

Deacidification is a crucial chemical treatment process used in the preservation of library materials, especially paper-based documents. Over time, paper made from wood pulp becomes acidic due to the presence of lignin and alum-rosin sizing used in the manufacturing process. This acid content leads to the gradual deterioration of paper, causing it to become brittle, discolored, and eventually __________ _________ _________ ________ ____ _______ ___ ___ __________ _____ _____ ___.
_______ _______ __________ ________ _____ _______ _______ _____ __________ ________.
_______ ___ ________ ____ ___ _____ _________ __________ __________ ___.
________ _______ ___ _____ _________ _________ _________ _______ __________ ___ __________ ___.
_________ __________ ______ _________ ___ _________ ________ _______ _______ _____ ____.
__________ ___ _______ ____ _____ _______ _______ ______.
______ ____ _______ _____ ___ ___ _________ ________.
______ ________ ___ _____ ________ ________ ________ ______ ____.
______ _________ _________ ________ _________.
____ ____ _________ ____ _______ ______ _____ _____ ________.
_______ ______ ___ _______ _____ _____ ___.
_________ ____ ____ _________ __________ __________ ______ ___ ________.
________ _________ _____ _______ _____ _____.
___ _____ __________ ___ __________.
_______ _____ _______ ____ ___ ___ __________ _________.
____ _____ ___ ___ _____ _____ _________ __________ ____ ____ _______.
________ _____ _____ _______ _____ ____ __________ __________ _________.
_____ _______ __________ ____ ___ _____ _____ __________ ____ ________.
___ ___ ______ __________ ________ ____ ______ __________ ________ ___.
_____ _________ __________ __________ ___ ______.
________ _______.
Get Full Answer on WhatsApp