WALTERBORO, S.C. (WCIV)-- Walterboro police rounded up two people for shoplifting from a Walmart, but what they found in the suspect's car brought in Hazmat teams.Around 5 p.m. on Jan 30th, Walterboro police were called to the Walmart on Bells Highway for a report of shoplifting. The Walmart loss prevention officer was struggling with 35-year-old Alvin Walling who was suspected of stealing a bag of candy.Also in the store was 25-year-old Kelsie Ammons. Both people were suspected of shoplifting clothing in an earlier case. Ammons' purse was searched and wrappers from the stolen candy was found inside.When police searched the suspect's car to see if any stolen merchandise was inside, they found what they thought was an open container of alcohol. It turned out to be a portable "meth cook" in the process of cooking and highly unstable.DEA officers and Hazmat crews were notified and Ammons had to go through a decontamination process before being booked at the Colleton County Detention Center.The portable meth process, called "Shake and Bake" or the "One Pot Method", involves putting several toxic chemicals in a sealed container (like a soda bottle) and flipping it upside down to cause the chemical reaction needed to make meth.High pressure builds in the bottle and can be highly explosive.