The Dacia Spring is now the cheapest car on sale in the UK, thanks to a massive £4,000 price cut that has reduced the electric model’s starting price to just £11,990. In typical Dacia fashion, despite ...

Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...