By Dominic Perry2021-04-22T08:39:00+01:00 Germany’s Lilium expects in the near future to resume flight tests of its five-seat Lilium Jet demonstrator, even as it works towards the arrival of a larger seven-seat prototype in 2022. Flight-test activity at the German start-up has been curtailed since early 2020 when an electrical fire destroyed its previous five-seat demonstrator. Source: Lilium Commercial launch will be with seven-seat design However, in the wake of a recent takeover and stock market listing announcement, and the switch to a larger aircraft, the company is keen to prove out its technology ahead of a certification campaign that is scheduled to last little more than a year.