ethical problem in a sentence

Examples

1. There may also be ethical problems with using them.
2. "It's an ethical problem, " he said.
3. Another ethical problem crops up in competitive intelligence abroad.
4. There is an ethical problem, a problem of civilization . . ..
5. "What ethical problem could there be ? " he said.
6. I have absolutely no ethical problems with this whatsoever.
7. I have absolutely no ethical problem if we decide no sex selection whatsoever.
8. His philosophical work concerns ontological and related ethical problems.
9. Randomization of treatment in clinical trials pose ethical problems.
10. :There shouldn't be any ethical problem.