Stool Culture. Test Overview. A stool culture is a test on a stool sample to find germs (such as bacteria or a fungus) that can cause an infection. A sample of stool is added to a substance that promotes the growth of germs. If no germs grow, the culture is negative. If germs that can cause infection grow, the culture is positive.
color and is used for irrigation, water handling and other relatively low pressure jobs. Schedule 80 PVC is. usually dark gray in color (though it can come in other colors) and is primarily used in more heavyâduty. applications like industrial and institutional settings.
PVC (POLYVINYL CHLORIDE) is, by far, the most common. plastic material used for plastic pipe. Its basic properties are. chemical inertness, corrosion and weather resistance, high. strength to weight ratio, electrical and thermal insulators. The service temperature is 140Â°F. PVC has been used. successfully for 40 years in such areas as chemical. processing, industrial plating, chilled water distribution, deionized water, and chemical drainage. Care should be. taken to avoid using with Ketones, Chlorinated.