Given the money James Dyson had invested, and the 5,127 prototypes he created before finalising the design, the price was justified ... (and thus reducing suction), says Dyson. Fine, flexible tips on ...

Breakthroughs, discoveries, and DIY tips sent every weekday ... to handheld vacuum cleaners from the likes of Dyson. In fact, in James Dyson’s new memoir, Invention: A Life, he notes that ...