月归档：五月 2012

Switches – The switch component of a microwave oven is very important. Their design must be tested for durability and very high repeat use. The switch connects and disconnects supply to the unit by pressing a button on the front … 继续阅读 →

Polytetrafluoroethylene, otherwise known as PTFE, is a happy accident that you frequently benefit from without even knowing it. When it comes to PTFE, you’d be surprised by how often you use it without thinking. Typically, this is when you take … 继续阅读 →