1.   Apprenticeships enable companies to screen future workers and give them a dry run before selecting the best for long-term employment.

2.   As before, legal resident aliens will be required to keep the cards with them and employers will use them to screen undocumented workers.

3.   But action on those steps has been held up by the fight in Congress over who should employ screening workers.

4.   Rolfe Shellenberger, a national air travel consultant, suggested stricter security measures may be needed to screen airport workers.

5.   The workers are carefully screened.

6.   A policy of not screening local workers could serve as a human rights model and encourage other governments not to stigmatize HIV and AIDS patients.

7.   He said workers are screened in their home countries prior to departure by doctors who are nominated by those countries but are verified regularly by doctors from the Ministry.

8.   Singapore last week banned all live pig imports due to the virus scare and screened workers from slaughterhouses, horse stables and the national zoo.

9.   The Immigration and Naturalization Service screens potential workers for disease and criminal records.

10.   The Jamaican government recruits and screens the workers for overseas jobs.