Section 250-RICR-120-05-3.5 - DefinitionsA. Unless otherwise expressly defined in this section, the terms used in this regulation shall be defined by reference to Part 0 of this Subchapter (General Definitions). As used in this regulation, the following terms shall, where the context permits, be construed as follows: 1. "Process weight" means the total weight of all materials introduced into any specific process, except liquid and gaseous fuels and combustion air, which may cause any emissions of particulate matter into the atmosphere.250 R.I. Code R. 250-RICR-120-05-3.5