This article is about the standard beer bottles instead of the Normbrunnenflasche. But I'm also seeing more and more water bottles in different shapes, which is

This article is about the standard beer bottles instead of the Normbrunnenflasche. But I'm also seeing more and more water bottles in different shapes, which is a pity. Also, in recent years, single-use as well as reusable plastic bottles are getting popular. I guess it's because they are much lighter than the heavy water bottles and thus are cheaper to transport.