Carbon 14 dating and the shroud of turin ladies dating hotline
"The radiocarbon sample cannot be older than about AD 1290, agreeing with the age determined in 1988.
However, the shroud itself is actually much older." Some now hope the Vatican will give approval for samples of the shroud to be re-tested.
In addition to the discovery of dye, microchemical tests - which use tiny quantities of materials - provided a way to date the shroud.
These tests revealed the presence of a chemical called vanillin in the radiocarbon sample and in the Holland cloth, but not the rest of the shroud.
Fire damage He says he was originally dubious of untested claims that the 1988 sample was taken from a re-weave.
"It was embarrassing to have to agree with them," Mr Rogers told the BBC News website.