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Kamna Agrawal

· started a discussion

· 1 Months ago

wrong facts.. (Question: 225001.0 )

it is due to oxidation of cellulose.

Question:
What causes the browning of paper in old books?
Options:
A) frequent use 
B) lack of aeration 
C) accumulation of dust 
D) oxidation of cellulose
Solution:
Ans:(d) 

Knowledge Expert

· commented

· 1 Months ago

Dear Student,

Option(d) is the required answer. We have resolved it.

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rahul

· commented

· 1 Months ago

yes ,i think ans is (D)
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