"Testing and research activities" means activities that are:

1. (a) Conducted for the purpose of:

   1. (1) Determining product quality or customer acceptance;
   2. (2) Improving product quality; or
   3. (3) Improving an existing process;
2. (b) Not conducted for the direct manufacture of products for commercial sale; and
3. (c) Conducted at the same site as the source's core activities.

Source. (See Revision Note at chapter heading for Env-A 1200) #9933, eff 6-1-11; ss by #12899, eff 10-17-19