(comparative more colloquial, superlative most colloquial) ( 1 linguistics) Denoting a manner of speaking or writing that is characteristic of familiar conversation; informal.  Of or pertaining to a conversation; conversational or chatty.
Cotton dust is often present in the air during cotton handling and processing. Cotton dust may contain many substances including ground-up plant matter, fiber, bacteria, fungi, soil, pesticides, non-cotton matter, and other contaminants that may have accumulated during growing, harvesting, and subsequent processing or storage periods.
By the time this poplar and willow cotton is in the air, many people with allergies are already starting to suffer from systems overload.. There is so much pollen being released and so much just previously released, that it overwhelms the immune systems of many individuals. The result of course is allergy.