We were quite surprised during the temperature measurements with the new Lenovo ThinkPad E15, because one area at the bottom of the case heats up to almost 70 °C (158 °F) under load
– so direct skin contact is dangerous. The cooling solution seems to be overwhelmed by the dedicated graphics card.
https://www.notebookcheck.net/Dangerously-hot-ThinkPad-E15-with-almost-70-C-158-F-case-temperature.453693.0.html