I’m standing in the nerve centre of the battle against enemy agents that have silently infiltrated homes throughout Britain.

However, this isn’t GCHQ in Cheltenham, and we’re not worried about Russian or Iranian spies.

It is the Dyson research and development centre in a rural corner of Wiltshire, and it is filled with some of the UK’s sharpest and nerdiest engineers, who are engaged in the battle against … filth. Household filth.

Student accommodation in the Malmesbury campus

Filth, grime, dust, you name it, it is everywhere, says Jake Dyson, 51, son of the billionaire British inventor James, 76, and the heir to his £10 billion empire.

“You have fluff. You have dog hairs. You have cereals. It’s so varied,” says Dyson, who holds the title of chief engineer and is