<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM PPG
INDUSTRIES, INC., MARCH 31, 1999 FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                              82
<SECURITIES>                                         0
<RECEIVABLES>                                    1,438
<ALLOWANCES>                                         0
<INVENTORY>                                        948
<CURRENT-ASSETS>                                 2,725
<PP&E>                                           6,734
<DEPRECIATION>                                   3,860
<TOTAL-ASSETS>                                   7,435
<CURRENT-LIABILITIES>                            2,045
<BONDS>                                          1,066
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           484
<OTHER-SE>                                       2,313
<TOTAL-LIABILITY-AND-EQUITY>                     7,435
<SALES>                                          1,803
<TOTAL-REVENUES>                                 1,803
<CGS>                                            1,103
<TOTAL-COSTS>                                    1,103
<OTHER-EXPENSES>                                   203
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  26
<INCOME-PRETAX>                                    208
<INCOME-TAX>                                        79
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       123
<EPS-PRIMARY>                                     0.71
<EPS-DILUTED>                                     0.70