https://www.reuters.com/article/us-samsung-foldable/samsung-display-says-unbreakable-flexible-screen-passes-u-s-safety-test-idUSKBN1KH09L >Samsung Display, a subsidiary of Samsung Electronics Co Ltd, on Friday said its recently developed unbreakable, bendable screen has passed safety testing in the United States, a step that will help the South Korean firm market the product.