@igem_tu_braunschweig: Liquid nitrogen is a very useful tool for biologists. It is used for cryopreservation, cryogenic grinding, rapid freezing and cryo-electron microscopy. In this case we were getting liquid nitrogen for the storage of our competent cells. #liquidnitrogen #science #synbio #syntheticbiology #synthetischebiologie #igem #igem2023 #scientist #biology #expectationvsreality #expectations #reality