1. Salt is essential  for keeping the camel healthy . 2. Minerals constitute an essential  part of the goat 's ration . 3. Computers have become an essential  tool for farm management. 4. But they really have missed an essential  point, 5. Therefore it becomes essential  that the two must march together . 6. The essential  package '%s' is marked for removal. 7. Warning: %d essential  package will be removed 8. The most essential  tools in cricket are the bat and the ball . 9. The essential  package '%s' is marked for removal. 10. Let's see how powerful just one of these essentials  can be.