ERNST & YOUNG LLP EXHIBIT 15.1 1700 Liberty Tower 100 North Broadway Oklahoma City, OK 73102 Phone: 405 278 6800 Fax: 405 278 6823 November 9, 1994 The Board of Directors LSB Industries, Inc. We are aware of the incorporation by reference in the Registration Statement (Form S-8 No. 33-8302) of LSB Industries, Inc. for the registration of 2,850,000 shares of its common stock of our report dated November 9, 1994 relating to the unaudited condensed consolidated interim financial statements of LSB Industries, Inc. which are included in its Form 10-Q for the quarter ended September 30, 1994. Pursuant to Rule 436(c) of the Securities Act of 1933 our report is not a part of the registration statement prepared or certified by accountants within the meaning of Section 7 or 11 of the Securities Act of 1933. Very truly yours, Ernst & Young LLP