Changes

* Metal detectors and even x-ray machines to locate foreign bodies within finished product.

* Metal detectors and even x-ray machines to locate foreign bodies within finished product.

* Verification of nutritional adequacy via chemical analysis of raw materials and / or finished products and / or feeding studies using approved <font color ="red">Association of American Feed Control Officials (AAFCO) protocols.</font>

* Verification of nutritional adequacy via chemical analysis of raw materials and / or finished products and / or feeding studies using approved [[USA Pet Food Labels|Association of American Feed Control Officials (AAFCO)]] protocols.

A responsible pet food manufacturer may also choose to implement external audits and voluntary certifications such as ISO 9001:2008 and ISO 14000 through an [http://www.iso.org/iso/home.htm external accreditation institute].  

A responsible pet food manufacturer may also choose to implement external audits and voluntary certifications such as ISO 9001:2008 and ISO 14000 through an [http://www.iso.org/iso/home.htm external accreditation institute].