In patent claims, "comprising" and "consisting of" are different:
6,151,604 claim 1 is:
1. A data storage and retrieval system for a computer memory, comprising:
means for configuring said memory according to a logical table, said logical table including: ...
6,151,605 claim 1 is:
1. A method for allowing a software application to access a configuration file, said configuration file comprising data used by said software application, comprising the steps of:
providing a configuration processing library, said configuration processing library comprising ...
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You almost never use "consisting of" in writing claims.
https://patentfile.org/patent-writing-tip-comprises-vs-consi...