Tins of tuna sold in the UK have been found to be contaminated with mercury which is a ‘colossal risk to public health’.
More than 100 products were found to contain the toxic metal, which can impair brain development and trigger lung damage.
It has also been linked to some cancers.
Out of the 150 tins tested in Britain, France, Italy, Spain and Germany, 148 were found to contain mercury...