Listeria monocytogenes is a Gram-positive foodborne pathogen that is ubiquitously found in diverse environments such as soil, water, various food products, animals, and humans [1]. Infection by Listeria monocytogenes occurs almost exclusively after ingestion of contaminated food.
Henry Ruschmann accidentally invented glitter when he was trying to figure out a way to put discarded plastic to use. 01:55.
Who Invented the USB Flash Drive Part 1. History lessons tend to give us straightforward answers when it comes to who invented what. Thomas Edison gets credit for the light bulb, Alexander Graham Bell, the telephone and the creation of cornflakes is thanks to John Harvey Kellogg. However, when someone poses the question, who invented the USB flash drive, there is no one name that pops up. What we donât realize about most inventionsâthe flash drive includedâis that it is actually credited to decades of building off one innovation after another.