Section 27-250. Occupancy group D-1

Shall include buildings and spaces in
  which the fabrication, assembly, manufacturing, or processing represents
  a moderate fire hazard due to the extent and nature of such  operations,
  or to the materials involved.
    (a)  Typical occupant activities: Canning, including food products and
  condensed and powdered milk manufacturer; dry cleaning or  dyeing  using
  or  storing  solvents  having  a flash point between 100° F and 138.2° F
  (Tag. closed-cup); electrolytic processes;  glass  manufacture,  leather
  tanning and treating, excluding enamelling or japanning; sugar refining;
  textile  milling,  including  canvas,  cotton,  cloth,  bagging, burlap,
  carpets, and rugs; upholstering; woodworking;  cotton  dressmaking;  and
  manufacturing   or  processing  materials  such  as  those  outlined  in
  subdivision (a) of section 27-246 of article four of this subchapter.