N.H. Code Admin. R. Saf-C 5002.28
“Pyrotechnic device” means any combination of materials, including pyrotechnic compositions, which, by the agency of fire, produce an audible, visual, mechanical, or thermal effect.
Source. (See Revision Note at Chapter Heading for Saf-C 5000) #6055, eff 7-1-95; ss by #7481, eff 4-25-01, EXPIRED: 4-25-09 New. #9471, INTERIM, eff 5-15-09, EXPIRED: 11-11-09 New. #9765-A, eff .8-2-10 (from Saf-C 5002.25); renumbered by #12124 (from Saf-C 5002.27); ss by #12738, eff 4-30-19