(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.
The Environmental Justice Foundation elaborates more on the world wide negative effects of pesticide use in cotton. Cotton (83%) is one of the top four GMO crops produced in the world which includes soy (89%), canola (75%) and corn (61%). GMO cotton production ranks ninth in global crop production. On an average, 90 percent of U.S. cotton in 2010 was genetically engineered, according to a USDA survey.