1.   Eventually, however, the hydrogen in the core runs out and so nuclear reactions involving heavier elements take over.

2.   Every course will involve an element of theoretical knowledge to ensure that your next trip away from the controlled environment is safe.

3.   International trade thus involves an element of currency exchange risk.

4.   Many science courses involve elements of library research as well as its laboratory equivalent.

5.   The game involves an element of luck as well as skill.

6.   This is known as trading in maturities, but, however, it does involve an element of risk for a bank.

7.   We should note that this analysis involves an element of special pleading.

8.   Many construction projects will involve some element of loan finance.

9.   In addition relationships with users of services are more complex than in the private market and may involve an element of compulsion and social control.