<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> AUG-31-1999 <PERIOD-END> FEB-28-1999 <CASH> 330,845 <SECURITIES> 364,873 <RECEIVABLES> 24,277 <ALLOWANCES> 0 <INVENTORY> 38,925 <CURRENT-ASSETS> 784,650 <PP&E> 446,281 <DEPRECIATION> 297,742 <TOTAL-ASSETS> 990,298 <CURRENT-LIABILITIES> 117,475 <BONDS> 0 <COMMON> 28,692 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 844,131 <TOTAL-LIABILITY-AND-EQUITY> 990,298 <SALES> 92,350 <TOTAL-REVENUES> 92,350 <CGS> 42,501 <TOTAL-COSTS> 92,048 <OTHER-EXPENSES> 203,752 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 2,339 <INCOME-PRETAX> (181,180) <INCOME-TAX> 0 <INCOME-CONTINUING> (181,180) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (181,180) <EPS-PRIMARY> (0.07) <EPS-DILUTED> (0.07)