Morris William Travers died on this day in 1951. English chemist who, while working with Sir William Ramsay in London, discovered the element krypton (30 May 1898)....
The deadline for submitting the application is 25 of August 2017. Registration link: https://docs.google.com/forms/d/e/1FAIpQLSeQrHg1XgH9TqfZEoJ06YW0vl3S0bnypouLauXfOilm2eVkPQ/viewform