§ Mr. Livsey
To ask the Secretary of State for Defence what proportion of the depleted uranium in armour-piercing ammunition is converted upon impact to insoluble oxide particles of less than 10 microns in diameter; and what parameters, transfer coefficients and methodologies are used in estimating the radiological effects of such particles. 
§ Mr. Kilfoyle
I will write to the hon. Member and a copy of my letter will be placed in the Library of the House.