"They started around the office, organizing paperwork and materials around the shop," said Jim Lunt, their father.
She built her own jocks from materials around the house and items she picked up cheaply in stores.
So they began squatting in whatever classroom happened to be open on a given day, wheeling their materials around the halls on carts.
The operation, which was conducted secretly, is part of a continuing effort by American and United Nations officials to secure and recover high-risk nuclear and radiological materials around the world.
The method addresses a major challenge in what is known as packaging, the materials around the central silicon chip that are crucial to providing power, removing heat and connecting the processor to other components of an electronic device.
Mr. Obama has vowed to ratify the long-stalled Comprehensive Test Ban Treaty, secure vulnerable nuclear materials around the world within four years and hold a nonproliferation summit meeting in Washington next year.
An ageing nuclear cargo ship has been rescued from the scrapyard to save money transporting plutonium and other radioactive materials around the world, prompting accusations that maritime safety is being jeopardised.
At the very least it will spur other donors to seek more effective methods.For all the hue and cry, China is still just one of many countries looking for raw materials around the world.
The steps they proposed were not new: further weapons cuts, making safer those that remain, ratifying the Comprehensive Test-Ban Treaty (CTBT), halting production of fissile material for use in weapons and securing all nuclear materials around the globe.
