Of course. According to Zhihu's inquiry, in order to better adapt to the transmission of hydrogen, several bent pipes are specially designed, and the bending and expansion of hydrogen are also required in the process of hydrogen pipeline transportation. Hydrogen is a simple substance formed by hydrogen, the chemical formula is H2, and the molecular weight is 2.0 1588. At normal temperature and pressure, hydrogen is a colorless, odorless, flammable and insoluble gas.