The ancient jade has been in a dissolution reaction system of soil and soil-water in its long burial process.

古玉在长期的埋藏过程中，处于土壤及土壤水的溶解反应体系中。

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Their detection technique accurately spotted the presence of the cadavers, at times ranging up to 20 weeks after burial - the decomposition process eventually exhaust the supply of proteins.

BBC: Hidden graves found using chemical 'sniffer' technology

They each requested the GAO look into the approval process when the normal qualifications for burial at Arlington are waived.

CNN: Arlington Controversy Continues

The burial would be the final part of a process developed by the University of Liverpool and Alder Hey Children's NHS Foundation Trust, which complies with the Human Tissue Authority Code of Practice issued in 2005.

BBC: Hospital to bury unclaimed organs