Table 6. Shows key test in the differentiation of the virdidans streptococci. Most species can only be identified to viridans species group. The VP test aids in the identification and differentiation of the viridans streptococcal species and is a key reaction for the S. anginosus group.
Air Traffic Controller Salary. The average pay for an Air Traffic Controller is $84,815 per year. Experience has a moderate effect on income for this job. $38,929 - $148,967.
The Bureau of Labor Statistics, BLS, reports that airline pilots earned an average of $118,070 per year in 2011. The majority were employed by the scheduled air transportation industry and averaged $119,180 per year. This is far more than most commercial pilots, who reported an average income of $76,050 in the same year.