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EXHIBIT 23.   CONSENT OF INDEPENDENT ACCOUNTANTS.

We hereby consent to the incorporation by reference in the Registration
Statement on Form S-8 (No. 33-37279) of Hercules Incorporated of our report
dated June 29, 2001 relating to the financial statements of the Hercules
Incorporated Savings and Investment Plan, which appears in this Form 11-K.



/s/ PricewaterhouseCoopers LLP
Philadelphia, Pennsylvania
June 29, 2001