1, 2 It contains all normal layers of the intestinal wall and, in approximately 50 percent of cases, contains tissue from other sites (ectopic tissue). 2 This ectopic, or heterotopic, tissue can often be the cause of complications occurring in Meckel's diverticulum. Meckel's diverticulum occurs in about 2 percent of the population, making it the most prevalent congenital abnormality of the gastrointestinal tract.
A common helium-filled latex balloon lasts from about 12 hours up to two days. However, the size, type of material, and presence of a sealant all affect the balloon's lifespan. The treatment and level of activity to which the balloon is subjected also affects how long it floats.
Here are my general guidelines for the average shelf life of most cosmetics: Powder based products (e.g. mineral foundation, eye shadows, blushes): 2-3 years. Liquid foundation: up to 1 year. Lipstick/gloss/liner: 2 years max for lipstick. Shelf life can be extended by refrigerating. Lip gloss with a wand applicator may have a shorter shelf life. Lip liner 1 to 2 years.