In the light of the fact that TÜV NORD is celebrating its 150th anniversary this year, the February edition of the online magazine of the TÜV NORD GROUP, #explore, is devoted to the history of the steam boiler. In other articles, vehicle automation is considered and the laboratory for refrigeration, air conditioning and ventilation technology is presented; we also explain exactly what Smart Meter Gateways are all about. Find ot more on #explore.