The definition of octane is the fuelâs ability to resist combustion from pressure or heat and wait for the arcing of the spark plug. The higher the octane, the better the ability of the fuel to resist auto-combustion. A low-octane fuel will be prone to auto-combust via heat or pressure.
The total value of world income is closing in on $70 trillion (Â£43.9tn) per year, and there are seven billion people in the world, so the average income is heading towards $10,000 (Â£6,273) per person per year.
Overall Average Income. One way to gauge a salary's merit is to compare it to average wages across all jobs. The average income level for all U.S. workers was $45,790 a year as of May 2012, according to the U.S. Bureau of Labor Statistics.This average is based on an assessment of more than 130 million jobs. Thus, a $70,000 salary is well above average, if that is one of your criteria for what makes a good salary.Just keep in mind that $70,000 goes a lot further in some places than others.verall Average Income. One way to gauge a salary's merit is to compare it to average wages across all jobs. The average income level for all U.S. workers was $45,790 a year as of May 2012, according to the U.S. Bureau of Labor Statistics.