prevent

1 - Small employers may struggle to cover absences; even so, it may still be possible to remove employment barriers to prevention through closer attention to paid preventive-care leave.

2 - The way public-health agencies approach paid preventive-care leave is likely to influence attempts to remove employment barriers to prevention.

3 - Effective sewage treatment prevents a variety of ailments that can be spread by exposure to pathogens that are present in many untreated sewages, and thus helps prevent disease.
Etkili kanalizasyon arıtması, birçok işlenmemiş kanalizasyonda bulunan patojenlere maruz kalma yoluyla yayılabilecek çeşitli hastalıkları engeller ve böylece hastalıkların önlenmesine yardımcı olur.