Combination carrier means a ship designed to carry either oil or solid cargoes in bulk.
User seal check or "fit check" means an action conducted by the respirator user to determine if the respirator is properly seated to the face. Examples include negative pressure check, positive pressure check, irritant smoke check, or isoamyl acetate check.
Ozone season means the contiguous 3 month period during which ozone exceedances typically occur, i.e., June, July, and August.
Units serving lower income households means units that are occupied by lower income households at an affordable rent, as defined in section 50053 of the Health and Safety Code or, to the extent that the terms of federal, state, or local financing or financial assistance conflicts with section 50053, rents that do not exceed those prescribed by the terms of the financing or financial assistance. Effective October 13, 2017, pursuant to Revenue and Taxation Code section 214(g)(2)(A)(iii), a unit in a property that receives federal low income housing tax credits shall continue to be treated as occupied by a lower income household if the occupants were lower income households on the lien date in the fiscal year in which their occupancy of the unit commenced and the unit continues to be rent restricted, notwithstanding an increase in the income of the occupants of the unit to 140 percent of area median income (AMI), adjusted for family size (“over-income” tenants). Units reserved for lower income households at an affordable rent that are temporarily vacant due to tenant turnover or repairs shall be counted as occupied.