why does metal feel colder than wood in low temperatures but hotter than wood in high temperatures?
best for what? Rhodium seems to be the most expensive metal, Carbon steel is the hardest, The heaviest metals are Osmium and Indium. It really depends what quality you are looking for if you are looking for the best An axe made out of pure gold would not be very useful to chop down a tree and make firewood. It's too soft.
