Chicago's yearly precipitation comes in at an average of about 36 inches (910 mm), but during the summer, rain arises from short-lived hit-or-miss rain rather than actual prolonged rainfalls, and thunderstorms also occur with regularity at night. In a normal summer, temperatures exceed 90 Â°F (32 Â°C) on 23 days.
You might have heard someone mention flue spaces for rack storage, and wondered what flue spaces are and why they are needed. Flue spaces are clear lines of sight from the floor up to the ceiling within rack storage areas. There are two types of flue spaces - transverse flues and longitudinal flues.
a space, usually enclosed, in the forward fuselage of an airplane containing the flying controls, instrument panel, and seats for the pilot and copilot or flight crew. 2. a sunken, open area, generally in the after part of a small vessel, as a yacht, providing space for the pilot, part or all of the crew, or guests. 3. the space, including the seat and instrumentation, surrounding the driver of an automobile.