March 14, 1997 FTSI 502 Prairie Mine Road Mulberry, Florida U.S.A. 33860 Attention: Pete Ellis Dear Sir, Please acknowledge that the signed agreement dated Dec. 31, 1996, referring to MDS Nordion's Indebtedness of FTSI, converting the amount of...

March 14, 1997


FTSI
000 Xxxxxxx Xxxx Xxxx
Xxxxxxxx, Xxxxxxx X.X.X.
33860


Attention:  Xxxx Xxxxx

Dear Xxx,

Please acknowledge that the signed agreement dated Dec. 31, 1996, referring to
MDS Nordion's Indebtedness of FTSI, converting the amount of $68,000 to shares,
has been destroyed.

The attached agreement converting $190,000 to shares should replace it.

                                           Yours truly,

                                           MDS NORDION



                                      by:
                                           ------------------------------------
                                           Xxxxx X. Xxxxxx
                                           Vice President, Market Development


The foregoing is acknowledged and agreed
this 14 day of March, 1997

FOOD TECHNOLOGY SERVICE INC.,


by:
    --------------------------------
    Xxxx Xxxxx
    President and CEO