Is a chromed wrench with a mirror finish stronger than a satin-finish wrench? Is it necessary to have both chrome and impact sockets? Is there any benefit to a dead-blow hammer? Those are good questio ...

A narrowly defined class of refractory metals would include metals with melting points > 2000°C: niobium, chromium, molybdenum, tantalum, tungsten, and rhenium [1], while a wider class would also ...