(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 drought and erosion of the Dust Bowl affected 100,000,000 acres (400,000 km 2) that centered on the panhandles of Texas and Oklahoma and touched adjacent sections of New Mexico, Colorado, and Kansas.hese choking billows of dust â named black blizzards or black rollers â traveled cross country, reaching as far as such East Coast cities as New York City and Washington, D.C. On the Plains, they often reduced visibility to 1 metre (3.3 ft) or less.