While a record 18,000 cath lab procedures were performed in the last one year, as many as 10,000 angiograms, 1,820 mitral valvuloplasties and 3,700 angioplasties were conducted last year.
As a quality check after conversion, the remaining metal content in the mixture would be much easier to analyze in standard lab procedures than the amount of mineral oil.
Currently, groups are limited in the lab procedures they can legally perform, with the unlicensed use of genetically-modified organisms strictly prohibited.