Anybody know what the r value is of a Stanley stainless steel thermos?
I came up with an idea to keep food warm for a while and i want to get an idea of how long it would keep it warm by comparing it to a Stanley thermos.
- 2 months ago
this was a really interesting question! far from my area of expertise, but the sources below have what seems to be the most relevant information i could find.Source(s): https://physics.stackexchange.com/questions/282073... https://en.wikipedia.org/wiki/Vacuum_flask#Thermod...