contaminating

Disgust is a strong feeling of revulsion in response to objects perceived to be contaminating, polluting or unclean.

The farm introduced a new hygiene regime, to keep the faeces from contaminating living areas, food and water.

Chemicals can also wash into waterways and seep into the ground, contaminating groundwater and wells.

Decades ago, chemicals from manufacturing plants seeped into the groundwater in the San Fernando Valley, contaminating the aquifer.

There are worries about an outbreak of waterborne diseases as most of the city's network of sewers has collapsed, contaminating water sources.