Irish word for fun/enjoyment that has been brought into the English language. usu. when mixed with alcohol and/or music. 'Bhi craic agus ceol againn' : We had fun and music. Fun doesn't really cut it though. General banter, good times had by all. Also, a person who is good fun/great company.
Some of the bacteria in plaque cause tooth decay, and some are responsible for periodontal, or gum, disease. Plaque is always with us. A newborn baby's mouth is sterile, but only for the first ten hours or so of life. Tartar is a calcified material that often contains bacterial debris and sometimes plaque.
For example, baseball pitchers and track throwers tend to be deficient in taurine and magnesium due to all the high velocity throws they perform. Foods that are natural sources of taurine are meat and animal products such as seafood, meat, milk, and eggs.