"Flexographic printing" means the application of ink in the form of characters, designs, pictures, or any combination thereof to a substrate by means of a roll printing technique in which the pattern to be applied is raised above the printing roll and the image carrier is made of rubber or other elastomeric materials.
N.H. Admin. Code § Env-A 1202.80
(See Revision Note at chapter heading for Env-A 1200) #9933, eff 6-1-11