(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.
1 Dust control suppressants aggregate soil particles to reduce dust. 2  There are several types of dust-control products out there: salts, oils and chemical compounds such as alkanes or polymers. 3  But the environmentally safest and cheapest is WATER and there are all kinds of sprinkling systems for watering arenas.