Tag: ambient temperatures
In Praise of Copper, a Gift from Nature
If the conductivity of copper were ten times less, wires would have to be ten times the cross-sectional area to provide the same conductivity.
For a Technological Civilization, We Must Have Metals
It is very doubtful that any beings in the universe could develop a civilization remotely comparable with our own without the use of metals.
Why Do We Not Spontaneously Combust?
James Lovelock has pointed out that atmospheric levels of oxygen much above about 25 percent, let alone 30 percent, would cause raging conflagrations today.
Combustion Is Anything but Ordinary
The combustion of wood or coal may seem so familiar as to be unworthy of any comment.
