(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.
Studies of workers in the chromium pigment, chrome-plating, and ferrochromium industries showed a statistically significant association between worker exposure to Cr(VI) and lung cancer [Langard and Norseth 1975; Sheffet, Thind et al.ulmonary irritant effects following inhalation of chromium dust can include. 1  asthma, 2  chronic bronchitis, 3  chronic irritation, 4  chronic pharyngitis, 5  chronic rhinitis, 6  congestion and hyperemia, 7  polyps of the upper respiratory tract, 8  tracheobronchitis, and.