Mastoiditis is the result of an infection that extends to the air cells of the skull behind the ear. Specifically, it is an inflammation of the mucosal lining of the mastoid antrum and mastoid air cell system inside the mastoid process.
Extract: Government spending has increased substantially in recent years. Consequently, the breakeven oil price rose to $106 a barrel in 2014 from $69 a barrel in 2010. As a result, with the large decline in oil prices, the fiscal deficit has increased sharply and is likely to remain high over the medium-term.
on average canadian oil production was found to have an average full cycle breakeven cost of between $ 63 and $ 65 per barrel as compared to the u s average of $ 72f the plays producing a significant volume of oil southwest saskatchewan bakken came in with the lowest breakeven cost of $ 44 30 per barrel averaged over aggregate production the eagle ford u s bakken and permian basin plays clocked in with $ 63 57 $ 69 and $ 81 per barrel breakeven costs respectively