This was because the clear glass allowed UV rays to penetrate the beer and alter the flavour. The solution was turning bottles brown, a darker colour which would block out the rays. After World ...

However, brewers soon realised that clear glass bottles were not apt for storing beer. Beers kept in clear bottles would, when exposed to light, contain flavours and aromas that were unpleasant.

Constellation Brands, which owns the Corona brand in the U.S., said it is recalling some 12-ounce clear bottles because they may contain small pieces of glass. The bottles in question make up less ...