ADDENDUM This Addendum shall be a written modification of the employment agreement dated June 16, 2003 between Rapid Bio Tests Corporation ("Employer") and Paul R. Hemmes ("Employee") pursuant to Section 9.05. Revision to Section 2.06. As...

                                    ADDENDUM

         This Addendum shall be a written modification of the employment
agreement dated June 16, 2003 between Rapid Bio Tests Corporation ("Employer")
and Xxxx X. Xxxxxx ("Employee") pursuant to Section 9.05.

Revision to Section 2.06. As consideration for the transfer of assets described
in this Section 2.06, Employee shall receive Four Million (4,000,000) shares of
Employer's common stock.

         This Addendum is executed this 28th day of July, 2003.



                           EMPLOYER

                           RAPID BIO TESTS CORPORATION


                           /s/ Xxxxxxxx X. X. Xxxxxx
                           --------------------------------
                           By: Xxxxxxxx X. X. Xxxxxx
                           Its: President and Chief Executive Officer



                           EMPLOYEE


                           /s/ Xxxx X. Xxxxxx
                           -----------------------
                           Xxxx X. Xxxxxx