1. Unkindness often reacts on the unkind person.

2. They reacted on each other.

3. How do acids react on metals?

4. Some kinds of acids react on metals to cause chemical changes.

5. I just reacted on the spur of the moment.

6. How does acid react on metals?

7. How does this acid react on metal?

8. The wheel and the drag react on each other.

9. To act or react on each other; interact.

10. Your applause would react on the speaker.

11. Applause may react on the speaker.

12. Close friendships, Gandhi says, are dangerous,() because "friends react on one another" and through loyalty to a friend one can be led into wrong-doing.

13. Offensive Awareness: Ability to react on loose balls and double teams.

14. They react on this one problem very slow, very loath.

15. Strong personalities react on others, while weaker personalities are reacted on.

16. The rise of the charges for water and electricity will react on living expenses.

17. Sometimes it's a good choice on course, sometimes you better react on what your opponents do.

18. If the assumed mechanism of pyrocatechol is correct, the inhibited gypsum may react on a later stage and lead to a kind of delayed ettringite formation that could generate expansion and cracking.

19. By having two instances of the same portlet on a page the user would see the same content twice because both instances would react on the global parameter.

20. Economy decides finance , but in the course of serving economy, finance also react on it.