"Irradiation is pasteurization - partial sterilization to eliminate pathogens," Mr. Williams said.

But while pasteurizing milk eliminates pathogens, it can also eliminate the microbes that create a cheese's character and flavor.

Micron-sized and other expensive filters eliminate pathogens but require careful and frequent maintenance.

The food industry is working to eliminate pathogens from food.

The only other assured way of eliminating pathogens is to boil water for 20 minutes.

Carbon filtration will not eliminate pathogens, metals or nitrates from water.

She argued that these three processes had evolved to eliminate pathogens, carcinogens and other toxins from the body.

This method eliminated mud and pathogens.

Dogs typically undergo antibiotic treatment to eliminate infectious pathogens or parasites and to prevent secondary infections.

It thus eliminates the creation of blackwater and eliminates fecal pathogens.