Ignition!: An Informal History of Liquid Rocket Propellants. by John D. Clark "And even when it was successfully completed, the peroxide would still decompose

Ignition!: An Informal History of Liquid Rocket Propellants. by John D. Clark "And even when it was successfully completed, the peroxide would still decompose slowly; not enough to start a runaway chain reaction, but enough to build up an oxygen pressure in a sealed tank, and make packaging impossible. And it is a nerve-wracking experience to put your ear against a propellant tank and hear it go "glub" —long pause — "glub" and so on. After such an experience many people, myself (particularly) included, tended to look dubiously at peroxide and to pass it by on the other side."