licorice. the safety data shows warning, harmful if swallowed. west virginians were exposed to chemicals at diluted levels that are going down. >> we don't know that the water's not safe. but i can't say it is safe. >> reporter: health officials say four to six people were admitted to the hospital with problems related to the contamination, minor problems such sass nausea and vomiting. and friday, a cease order to freedom industries telling them to stop all operations. the company issued a statement saying our team has been working around the clock to contain the leak to prevent further contamination. in the meantime, supplies of bottled water are running low and hundreds of thousands of west virginians want to use their taps again. >> it could be days. we're working to keep it very short. i don't think we're talking