1 Loss of muscle strength with age â Over time, muscles and ligaments that support your pelvis, as well as your anal sphincter muscles, can weaken, leading to incontinence.  Unknown causes â Sometimes the cause of fecal incontinence cannot be identified. In this case, the condition is called idiopathic incontinence.
Traditional Oilcloth. Oilcloth, also known as enameled cloth or (in England) American cloth, was close-woven cotton duck or linen cloth with a coating of boiled linseed oil to make it waterproof. Historically, pre-Mackintosh, oilcloth was one of very few flexible, waterproof materials that were widely available.
Image by Flickr.com, courtesy of Hans Kylberg. Duck cloth is a heavy fabric commonly referred to as canvas. It's usually made of cotton--which is also called canvas duck or just duck--but linen duck, made from flax, is available.he name duck comes from the Dutch doek, a linen cloth. All canvas was once made from hemp, so this different name was adopted for cotton and linen versions.