You don't have to be a 'rocket scientist' [=you don't have to be unusually smart] to understand the instructions.
Sales 'rocketed' from 1,000 units last week to 5,000 units this week.
The job is challenging, but it's not exactly 'rocket science'.
(..) - Except the proles. - Proletariat don't count. They're animals. Did you see the hanging? Missed it myself. Bloody committees: (announcer) ..heavy Victory rocket bombs. Black Eagle cc motorbicycles. ... Doubleplus good, this. Do you know, I don't think there is a single piece of meat in this stew. (..)1984 1984
(..) Give me a gin. (announcer) . million . Victory recoil-operated heavy machine guns, million rifle grenades, million Perry pineapple pin grenades and . million lightweight spigot-launching antitank rocket projectors. Food production is also up... - How's the Newspeak Committee? - Working overtime. (..)1984 1984