Exhibit 10.10     Common Stock Option Rescission Agreements

Rescission Agreement


This Agreement is made by and between Douglas K. Beplate, "Mr. Beplate", and
Emergency Filtration Products, Inc., the "Company", a Nevada Corporation.

Whereas the Company wishes to grant Mr. Beplate shares of the common stock of
the Company in exchange for canceling all outstanding option agreements;

And Whereas Mr. Beplate wishes to accept shares of the common stock of the
Company in exchange for canceling all outstanding option agreements;

Now therefore in consideration of the above premise, the parties agree as
follows:

1. All option agreements executed by and between the Company and Mr. Beplate are
cancelled, null and void; 2. The Company shall issue Mr. Beplate 25,000 shares
of the common stock of the Company.

In Witness Hereof, the parties hereto have executed this Agreement effective as
of the date indicated below.

Dated: August 15, 2002



Signed: \s\Douglas K. Beplate       Signed: \s\Peter Clark
      -----------------------              -----------------
Douglas K. Beplate                          Peter Clark, Secretary Treasurer
                                            Emergency Filtration Products, Inc.


<PAGE>



Rescission Agreement


This Agreement is made by and between Peter Clark, "Mr. Clark", and Emergency
Filtration Products, Inc., the "Company", a Nevada Corporation.

Whereas the Company wishes to grant Mr. Clark shares of the common stock of the
Company in exchange for canceling all outstanding option agreements;

And Whereas Mr. Clark wishes to accept shares of the common stock of the Company
in exchange for canceling all outstanding option agreements;

Now therefore in consideration of the above premise, the parties agree as
follows:

3. All option agreements executed by and between the Company and Mr. Clark are
cancelled, null and void;
4. The Company shall issue Mr. Clark 25,000 shares of the common stock of the
Company.

In Witness Hereof, the parties hereto have executed this Agreement effective as
of the date indicated below.

Dated: August 15, 2002



Signed: \s\Peter Clark            Signed: \s\Douglas K. Beplate
       ---------------                  -----------------------
Peter Clark                                Douglas K. Beplate, President
                                           Emergency Filtration Products, Inc.


<PAGE>
Rescission Agreement


This Agreement is made by and between Wendy Harper, "Ms. Harper", and Emergency
Filtration Products, Inc., the "Company", a Nevada Corporation.

Whereas the Company has given consideration to Ms. Harper for canceling all
outstanding option agreements;

And Whereas Ms. Harper has accepted consideration in exchange for canceling all
outstanding option agreements;

Now therefore in consideration of the above premise, the parties agree as
follows:

5. All option agreements executed by and between the Company and Ms. Harper are
cancelled, null and void.

In Witness Hereof, the parties hereto have executed this Agreement effective as
of the date indicated below.

Dated: August 15, 2002



Signed: \s\Wendy Harper           Signed: \s\Peter Clark
       ----------------                 ----------------
Wendy Harper                               Peter Clark, Secretary Treasurer
                                           Emergency Filtration Products, Inc.




<PAGE>





Rescission Agreement


This Agreement is made by and between Sherman Lazrus, "Mr. Lazrus", and
Emergency Filtration Products, Inc., the "Company", a Nevada Corporation.

Whereas the Company wishes to grant Mr. Lazrus shares of the common stock of the
Company in exchange for canceling all outstanding option agreements;

And Whereas Mr. Lazrus wishes to accept shares of the common stock of the
Company in exchange for canceling all outstanding option agreements;

Now therefore in consideration of the above premise, the parties agree as
follows:

6. All option agreements executed by and between the Company and Mr. Lazrus are
cancelled, null and void; 7. The Company shall issue Mr. Lazrus 25,000 shares of
the common stock of the Company.

In Witness Hereof, the parties hereto have executed this Agreement effective as
of the date indicated below.

Dated: August 15, 2002



Signed: \s\Sherman Lazrus          Signed: \s\Peter Clark
      -------------------                 -----------------
Sherman Lazrus                              Peter Clark, Secretary Treasurer
                                            Emergency Filtration Products, Inc.


<PAGE>





Rescission Agreement


This Agreement is made by and between Raymond Yuan, "Mr. Yuan", and Emergency
Filtration Products, Inc., the "Company", a Nevada Corporation.

Whereas the Company wishes to grant Mr. Yuan shares of the common stock of the
Company in exchange for canceling all outstanding option agreements;

And Whereas Mr. Yuan wishes to accept shares of the common stock of the Company
in exchange for canceling all outstanding option agreements;

Now therefore in consideration of the above premise, the parties agree as
follows:

8. All option agreements executed by and between the Company and Mr. Yuan are
cancelled, null and void; 9. The Company shall issue Mr. Yuan 25,000 shares of
the common stock of the Company.

In Witness Hereof, the parties hereto have executed this Agreement effective as
of the date indicated below.

Dated: August 15, 2002



Signed: \s\Raymond Yuan            Signed: \s\Peter Clark
      ------------------                  -----------------
Raymond Yuan                                Peter Clark, Secretary Treasurer
                                            Emergency Filtration Products, Inc.