Products marketed toward women and girls such as razors and shampoo can cost more than their equivalent for men or boys. It's a phenomenon that's been dubbed the "pink tax".

Stirling engines were confined to low power applications ... The engine, working in reverse, produces a temperature difference when mechanical work is applied to the shaft. Temperatures as ...

ultra-low temperature (ULT) freezers for the global life science market from its headquarters in Athens, Ohio. Powered by the free-piston Stirling engine, as the first freezer manufacturer in the ...