LAVO, UNSW develop world's first domestic hydrogen battery ||html|| ||Energia HIdrogenio|2021-1-21_2:34|Skye||https://www.smh.com.au/environment/climate-change/world-s-first-domestic-hydrogen-battery-developed-by-australian-firm-20210120-p56vkd.html|PDC_SEDUC_2021#