Development of Britain ' s " Blue Streak " Carlisle , Cumberland ; A stativ " firing " of a " Blue Streak " inn progress in the missile test area at Spadeadam . The Exhaust gases are deflected away from the emplacement by a 70 - ton steel bucket which is water cooled . The propellants used are a kerosene and liquid oxygen . The low temerature of the latter has caused frosting on the vehicle tank . 19 September 1962