It is the 1st element in the periodic table and obviously the lightest. Hydrogen gas (dihydrogen or molecular hydrogen) is highly flammable and will burn in air over a very wide range of concentrations between 4% and 75% by volume. This means its LEL is 4% vol mixture of hydrogen with standard air and UEL is 75%. […]

DAG intends to be a reference website to choose a product with optimum specifications, features and complexity as suitable for your application through a study of properties of your gases, evaluation of your environment (operation, management and ambient conditions) and application of this knowledge to choose the just-right-fit product/system solution. This website uses simple language and […]