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.
The molten vinyl coating (PVC) makes it waterproof with a high resistance to dirt, mildew, oil, salt, chemicals and UV. The vinyl coating on the fibers gives the material added strength and durability. Vinyl coated polyester is a very dimensionally stable fabric that does not tear easily, nor will it stretch, crack, rot or mildew. It can be sewn or heat sealed by way of RF(Radio Frequency) welding or hot-air welding.