contaminated materials

Dogs and cats can also become infected if they come into contact with contaminated materials; cats can’t transmit the disease and dogs rarely do.

As the fire continued to burn, strong Santa Ana winds fueled concerns that contaminated materials could be carried across the county.

The technicians found a fault in an air-pressure system designed to keep dangerous microbes from infecting lab workers, and a broken autoclave, a high-pressure steam sterilizer necessary to inactivate and safely dispose of viruses or other contaminated materials.

It also can be passed on by contact with contaminated materials and surfaces such as tables and doorknobs.

Since the train derailed three weeks ago, Norfolk Southern has handled the disposal of contaminated materials.