| Setting an optimal fiscal policy in oil-producing countries is challenging, due to the exhaustibility of oil resources and unpredictability of oil prices. |
| The clinical course of the disease usually starts with unspecific symptoms like increasing exhaustibility, anorexia and weight loss, followed by specific symptoms of painfully swollen joints. |
| Due to the exhaustibility of fossil fuels and its indiscriminate use, there is an urgent need for the development of sustainable and affordable alternatives. |
| The prime numbers are infinite, there for any proof that depends on their exhaustibility is flawed. |
| These were exploited without posing the problem of their exhaustibility and their renewability. |
| Hence the focus has been shifted in employing renewable energy resources due to the anticipated exhaustibility of the fossil reserves besides the growing concern for environmental quality. |
