Such restrictions could impair the effectiveness of the function. Scope of the function. The external auditor should ascertain the nature and depth of coverage of internal audit assignments. He should also ascertain whether management considers and acts upon internal audit recommendations.
In 1967, Nathaniel Wyeth invented the plastic soda bottle but it had certain defects as the bottle could explode when it was kept in the refrigerator. After that he found that for making soda bottles polyethylene-terephthalate worked. Technology.
By the middle of the 19th Century the use of glass bottles and jars was on the rise and so was the development of bottle closures. In 1856 a screw cap was invented with a cork disc attached to seal glass jars. From 1856 to around 1915 most beer bottles used a wire attached mechanical cap. This style of cap is still being used with some modifications. The origins of the bottle cap we know it started in 1890 with William Painter.