#HyundaixBTS will reveal a short Hydrogen documentary with a giveaway on #WorldEnvironmentDay Learn everything about Hydrogen and get a prize! 🗨Giveaway: t.co/Z0xY8l21yA 👉Set reminder: t.co/oLEVk1918c #BTS #forTomorrow2030 #WEWONTWAIT #CleanMobility @BTS_twt t.co/mnHBM35NIp