Armstrong's Limit

Armstrong's Limit

Armstrong’s Limit is the altitude above which no human can survive without pressurization, even if using an oxygen mask. Water in the lungs will boil at body temperature, due to the reduced pressure. Above Earth, this begins 18–19 km (60,000–60,000 ft) above sea level.

Previous Fact Next Fact
Categories: HumanbodyScience

Latest FactRepublic Video

15 Most Controversial & Costly Blunders in History

Sponsored Links