Related to Didactic material

Genetic material means any material of plant, animal, microbial or other origin containing functional units of heredity.
Biological Material means any material containing genetic information and capable of reproducing itself or being reproduced in a biological system;
Licensed Material means radioactive material received, possessed, used, transferred or disposed of under a general or specific license issued by the Agency.
Charcoal lighter material means any combustible material designed to be applied on, incorporated in, added to, or used with charcoal to enhance ignition. “Charcoal Lighter Material” does not include any of the following: (A) electrical starters and probes, (B) metallic cylinders using paper tinder, (C) natural gas,
Dielectric material means a material that does not conduct direct electrical current. Dielectric coatings are used to electrically isolate UST systems from the surrounding soils. Dielectric bushings are used to electrically isolate portions of the UST system (e.g., tank from piping).

Didactic material definition