While they usually go unnoticed until you lose one, tire valve caps do serve an important purpose. But are they universal, too? Here's what you need to know.

Valve stem seals are important to control consumption of lubricating oil for engines and to prevent an air pollution problem by unclean exhaust. It is required for valve stem seals to have stable ...

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Warp knitting machine builder Karl Mayer says the current economic recovery is enabling many manufacturers to sleep soundly in their beds again and is also guaranteeing that the order books of ...

Your guide to the most essential developments in life sciences.