Those with 0.05 mg. or greater are rounded up; those with 0.04 mg. or less are rounded down. Cigarette varieties with assay results of tar below 0.5 mg. per cigarette and of nicotine below 0.05 mg. are recorded in the table as <0.5, and <0.05, respectively.
Answer by finette (157) Pink eye can be caused by fecal bacteria getting into the eye, but there are a lot of other possible causes as well. The most common cause of pink eye (also called conjunctivitis) is a viral infection, which can be spread from person to person just like a cold. Pink eye can also be caused by an allergic reaction.
Most cases of pinkeye are caused by: 1  Infections caused by viruses or bacteria. 2  Dry eyes from lack of tears or exposure to wind and sun. 3  Chemicals, fumes, or smoke (chemical conjunctivitis). 4  Allergies.