Exhibit 4.2
                             EIGHTH AMENDMENT
                                    TO
                        LOAN AND SECURITY AGREEMENT
                          AND WAIVER OF DEFAULTS

     THIS EIGHTH AMENDMENT TO LOAN AND SECURITY AGREEMENT AND
WAIVER OF DEFAULTS (the "Amendment") is dated as of May 19, 1997,
and entered into by and between BANKAMERICA BUSINESS CREDIT, INC.
( Lender ) and LSB INDUSTRIES, INC. ("Borrower"). 

     WHEREAS, Lender and Borrower have entered into that certain
Loan and Security Agreement dated December 12, 1994, as amended
by (i) that certain First Amendment to Loan and Security
Agreement dated as of August 17, 1995, (ii) that certain Second
Amendment to Loan and Security Agreement dated as of December 1,
1995, (iii) that certain Third Amendment to Loan and Security
Agreement dated as of April 1, 1996, (iv) that certain Fourth
Amendment to Loan and Security Agreement dated as of July 1,
1996, (v) that certain Fifth Amendment to Loan and Security
Agreement dated as of November 18, 1996, (vi) that certain Sixth
Amendment to Loan and Security Agreement dated as of February 13,
1997, and (vii) that certain Seventh Amendment to Loan and
Security Agreement dated as of April 11, 1997 (as so amended, the
"Agreement"); 

     WHEREAS, two Events of Default have occurred under the Agreement;

     WHEREAS, the Borrower desires that the Lender waive the Events of Default 
and amend the Agreement in certain respects; and

     WHEREAS, the Lender is willing to waive the Events of Default and amend the
Agreement subject to the terms and conditions contained herein;

     NOW, THEREFORE, in consideration of the mutual conditions
and agreements set forth in the Agreement and this Amendment, and
other good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, the parties,
intending to be legally bound, hereby agree as follows:

                                 ARTICLE I
     
                                Definitions

     Section 1.01.  Definitions.  Capitalized terms used in this
Amendment, to the extent not otherwise defined herein, shall have
the same meanings as in the Agreement, as amended hereby.

                                ARTICLE II

                                Amendments

     Section 2.01. Amendment to Section 9.16.  Section 9.16 of the Agreement is
hereby amended to read in its entirety as follows:

           9.16     Adjusted Tangible Net Worth.  Adjusted Tangible Net Worth 
     will not be less than the following amounts at the end of each of the 
     Fiscal Quarters during the following Fiscal Years:



     Fiscal Quarters in the
     Following Fiscal Years    1st Quarter     2nd Quarter    3rd Quarter    4th Quarter

                                                                
     Fiscal Year Ending
     December 31, 1996                                       $ 66,000,000   $ 64,500,000

     Fiscal Year Ending
     December 31, 1997        $ 64,500,000    $ 61,000,000   $ 62,000,000   $ 60,000,000
 
     Each Fiscal Quarter during each Fiscal Year ending thereafter:    $ 80,400,000


                                ARTICLE III

                                  Waivers

     Section 3.01.  Waiver of Events of Default.

          (a)  The Lender hereby waives the following Events of
Default:  (i) the LSB Borrowing Group's Adjusted Tangible Net
Worth for the Fiscal Quarter ending March 31, 1997 was less than
$64,500,000, in breach of Section 9.16 of the Loan Agreement; and
(ii) the LSB Borrowing Group's Debt Ratio for the Fiscal Quarter
ending March 31, 1997 was greater than 2.39 to 1.0, in breach of
Section 9.17 of the Loan Agreement.

          (b)  The foregoing waiver is only applicable to and
shall only be effective to the extent described above.  The
waiver is limited to the facts and circumstances referred to
herein and shall not operate as (i) a waiver of or consent to
non-compliance with any other section or provision of the Loan
Agreement, (ii) a waiver of any right, power, or remedy of the
Lender under the Loan Agreement (except as provided herein), or
(iii) a waiver of any other Event of Default or Event which may
exist under the Loan Agreement.

                               ARTICLE IV
  
               Ratifications, Representations and Warranties

     Section 4.01.  Ratifications.  The terms and provisions set
forth in this Amendment shall modify and supersede all
inconsistent terms and provisions set forth in the Agreement and,
except as expressly modified and superseded by this Amendment,
the terms and provisions of the Agreement, including, without
limitation, all financial covenants contained therein, are
ratified and confirmed and shall continue in full force and
effect.  Lender and Borrower agree that the Agreement as amended
hereby shall continue to be legal, valid, binding and enforceable
in accordance with its terms.

     Section 4.02.  Representations and Warranties.  Borrower
hereby represents and warrants to Lender that the execution,
delivery and performance of this Amendment and all other loan,
amendment or security documents to which Borrower is or is to be
a party hereunder (hereinafter referred to collectively as the
"Loan Documents") executed and/or delivered in connection
herewith, have been authorized by all requisite corporate action
on the part of Borrower and will not violate the Articles of
Incorporation or Bylaws of Borrower.

                                 ARTICLE V

                           Conditions Precedent

     Section 5.01.  Conditions.  The effectiveness of this
Amendment is subject to the satisfaction of the following
conditions precedent (unless specifically waived in writing by
the Lender):

          (a)  Lender shall have received all of the following,
     each dated (unless otherwise indicated) as of the date of
     this Amendment, in form and substance satisfactory to Lender
     in its sole discretion:

            (i)     Company Certificate.  A certificate executed
          by the Secretary or Assistant Secretary of Borrower
          certifying (A) that Borrower's Board of Directors has
          met and adopted, approved, consented to and ratified
          the resolutions attached thereto which authorize the
          execution, delivery and performance by Borrower of the
          Amendment and the Loan Documents, (B) the names of the
          officers of Borrower authorized to sign this Amendment
          and each of the Loan Documents to which Borrower is to
          be a party hereunder, (C) the specimen signatures of
          such officers, and (D) that neither the Articles of
          Incorporation nor Bylaws of Borrower have been amended
          since the date of the Agreement;

           (ii)     No Material Adverse Change.  There shall have
          occurred no material adverse change in the business,
          operations, financial condition, profits or prospects
          of Borrower, or in the Collateral, and the Lender shall
          have received a certificate of Borrower's chief
          executive officer to such effect;

          (iii)     Other Documents.  Borrower shall have
          executed and delivered such other documents and
          instruments as well as required record searches as
          Lender may require.

          (b)  All corporate proceedings taken in connection with
     the transactions contemplated by this Amendment and all
     documents, instruments and other legal matters incident
     thereto shall be satisfactory to Lender and its legal
     counsel, Jenkens & Gilchrist, a Professional Corporation.


                                ARTICLE VI

                               Miscellaneous

     Section 6.01.  Survival of Representations and Warranties. 
All representations and warranties made in the Agreement or any
other document or documents relating thereto, including, without
limitation, any Loan Document furnished in connection with this
Amendment, shall survive the execution and delivery of this
Amendment and the other Loan Documents, and no investigation by
Lender or any closing shall affect the representations and
warranties or the right of Lender to rely thereon.

     Section 6.02.  Reference to Agreement.  The Agreement, each
of the Loan Documents, and any and all other agreements,
documents or instruments now or hereafter executed and delivered
pursuant to the terms hereof or pursuant to the terms of the
Agreement as amended hereby, are hereby amended so that any
reference therein to the Agreement shall mean a reference to the
Agreement as amended hereby.

     Section 6.03.  Severability.  Any provision of this
Amendment held by a court of competent jurisdiction to be invalid
or unenforceable shall not impair or invalidate the remainder of
this Amendment and the effect thereof shall be confined to the
provision so held to be invalid or unenforceable.

     Section 6.04.  APPLICABLE LAW.  THIS AMENDMENT AND ALL OTHER
LOAN DOCUMENTS EXECUTED PURSUANT HERETO SHALL BE DEEMED TO HAVE
BEEN MADE AND TO BE PERFORMABLE IN THE STATE OF OKLAHOMA AND
SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF
THE STATE OF OKLAHOMA.

     Section 6.05.  Successors and Assigns.  This Amendment is
binding upon and shall inure to the benefit of Lender and
Borrower and their respective successors and assigns; provided,
however, that Borrower may not assign or transfer any of its
rights or obligations hereunder without the prior written consent
of Lender.  Lender may assign any or all of its rights or
obligations hereunder without the prior consent of Borrower.

     Section 6.06.  Counterparts.  This Amendment may be executed
in one or more counterparts, each of which when so executed shall
be deemed to be an original, but all of which when taken together
shall constitute one and the same instrument.

     Section 6.07.  Effect of Waiver.  No consent or waiver,
express or implied, by Lender to or of any breach of or deviation
from any covenant or condition of the Agreement or duty shall be
deemed a consent or waiver to or of any other breach of or
deviation from the same or any other covenant, condition or duty. 
No failure on the part of Lender to exercise and no delay in
exercising, and no course of dealing with respect to, any right,
power, or privilege under this Amendment, the Agreement or any
other Loan Document shall operate as a waiver thereof, nor shall
any single or partial exercise of any right, power, or privilege
under this Amendment, the Agreement or any other Loan Document
preclude any other or further exercise thereof or the exercise of
any other right, power, or privilege.  The rights and remedies
provided for in the Agreement and the other Loan Documents are
cumulative and not exclusive of any rights and remedies provided
by law.

     Section 6.08.  Headings.  The headings, captions and
arrangements used in this Amendment are for convenience only and
shall not affect the interpretation of this Amendment.

     Section 6.09.  Releases.  As a material inducement to Lender
to enter into this Amendment, Borrower hereby represents and
warrants that there are no claims or offsets against, or defenses
or counterclaims to, the terms and provisions of and the other
obligations created or evidenced by the Agreement or the other
Loan Documents.  Borrower hereby releases, acquits, and forever
discharges Lender, and its successors, assigns, and predecessors
in interest, their parents, subsidiaries and affiliated
organizations, and the officers, employees, attorneys, and agents
of each of the foregoing (all of whom are herein jointly and
severally referred to as the "Released Parties") from any and all
liability, damages, losses, obligations, costs, expenses, suits,
claims, demands, causes of action for damages or any other
relief, whether or not now known or suspected, of any kind,
nature, or character, at law or in equity, which Borrower now has
or may have ever had against any of the Released Parties,
including, but not limited to, those relating to (a) usury or
penalties or damages therefor, (b) allegations that a partnership
existed between Borrower and the Released Parties, (c)
allegations of unconscionable acts, deceptive trade practices,
lack of good faith or fair dealing, lack of commercial
reasonableness or special relationships, such as fiduciary, trust
or confidential relationships, (d) allegations of dominion,
control, alter ego, instrumentality, fraud, misrepresentation,
duress, coercion, undue influence, interference or negligence,
(e) allegations of tortious interference with present or
prospective business relationships or of antitrust, or (f)
slander, libel or damage to reputation, (hereinafter being
collectively referred to as the "Claims"), all of which Claims
are hereby waived.

     Section 6.10.  Expenses of Lender.  Borrower agrees to pay
on demand (i) all costs and expenses reasonably incurred by
Lender in connection with the preparation, negotiation and
execution of this Amendment and the other Loan Documents executed
pursuant hereto and any and all subsequent amendments,
modifications, and supplements hereto or thereto, including,
without limitation, the costs and fees of Lender's legal counsel
and the allocated cost of staff counsel and (ii) all costs and
expenses reasonably incurred by Lender in connection with the
enforcement or preservation of any rights under the Agreement,
this Amendment and/or other Loan Documents, including, without
limitation, the costs and fees of Lender's legal counsel and the
allocated cost of staff counsel.

     Section 6.11.  NO ORAL AGREEMENTS.  THIS AMENDMENT, TOGETHER
WITH THE OTHER LOAN DOCUMENTS AS WRITTEN, REPRESENT THE FINAL
AGREEMENTS BETWEEN LENDER AND BORROWER AND MAY NOT BE
CONTRADICTED BY EVIDENCE OF PRIOR, CONTEMPORANEOUS OR SUBSEQUENT
ORAL AGREEMENTS OF THE PARTIES.  THERE ARE NO UNWRITTEN ORAL
AGREEMENTS BETWEEN LENDER AND BORROWER.

     IN WITNESS WHEREOF, the parties have executed this Amendment
on the date first above written.

                              "BORROWER"

                              LSB INDUSTRIES, INC.


                              By: __________________________
                              Name:     Tony M. Shelby
                              Title:    Vice President


                              "LENDER"

                              BANKAMERICA BUSINESS CREDIT, INC.


                              By: ___________________________
                              Name:     Michael J. Jasaitis
                              Title:    Vice President



                        CONSENTS AND REAFFIRMATIONS

     Each of the undersigned hereby acknowledges the execution
of, and consents to, the terms and conditions of that certain
Eighth Amendment to Loan and Security Agreement and Waiver of
Defaults dated as of May 19, 1997, between LSB Industries, Inc.,
and BankAmerica Business Credit, Inc. ("Creditor") and reaffirms
its obligations under that certain Cross-Collateralization and
Cross-Guaranty Agreement (the  Cross-Collateralization
Agreement ) dated as of December 12, 1994, made by the
undersigned in favor of the Creditor, and acknowledges and agrees
that the Cross-Collateralization Agreement remains in full force
and effect and the Cross-Collateralization Agreement is hereby
ratified and confirmed.  

     Dated as of May 19, 1997.

                              CLIMATE MASTER, INC.
                              L&S BEARING CO.
                              SUMMIT MACHINE TOOL 
                                   MANUFACTURING CORP.
                              INTERNATIONAL ENVIRONMENTAL
                                   CORPORATION


                              By:  ________________________________
                                   Tony M. Shelby, Vice President
                                   acting on behalf of each of
                                   the above


                        CONSENTS AND REAFFIRMATIONS

     Each of the undersigned hereby acknowledges the execution
of, and consents to, the terms and conditions of that certain
Eighth Amendment to Loan and Security Agreement and Waiver of
Defaults dated as of May 19, 1997, between LSB Industries, Inc.,
and BankAmerica Business Credit, Inc. ("Creditor") and reaffirms
its obligations under (i) that certain Continuing Guaranty with
Security Agreement (the "Guaranty") dated as of December 12,
1994, and (ii) that certain Cross-Collateralization and Cross-
Guaranty Agreement (the  Cross-Collateralization Agreement )
dated as of December 12, 1994, each made by the undersigned in
favor of the Creditor, and acknowledges and agrees that the
Guaranty and the Cross-Collateralization Agreement remain in full
force and effect and the Guaranty and the Cross-Collateralization
Agreement are hereby ratified and confirmed.  

     Dated as of May 19, 1997.

                              UNIVERSAL TECH CORPORATION
                              LSB CHEMICAL CORP.
                              L&S AUTOMOTIVE PRODUCTS CO.
                                   (f/k/a LSB Bearing Corp.)
                              INTERNATIONAL BEARINGS, INC.
                              LSB EXTRUSION CO.
                              ROTEX CORPORATION
                              TRIBONETICS CORPORATION
                              SUMMIT MACHINE TOOL SYSTEMS, INC.
                              HERCULES ENERGY MFG. CORPORATION
                              MOREY MACHINERY MANUFACTURING
                                   CORPORATION
                              CHP CORPORATION
                              KOAX CORP.
                              APR CORPORATION


                              By:  ______________________________
                                   Tony M. Shelby, Vice President
                                   acting on behalf of each of
                                   the above