Article in the Telegraph
"The authorities on the island said that the eggs contained twice the legal limit of melamine, an industrial chemical which made over 50,000 infants ill and killed four when it was discovered in powdered baby milk over the summer.
Melamine, which is more commonly found in plastics, was added by unscrupulous traders to "bulk up" milk and make it appear richer in protein.
However, the chemical triggers the formation of kidney stones."
"Hong Kong has started testing meat and vegetables coming from the mainland. One theory is that the chickens may have eaten feed contaminated with the chemical.
It has also emerged that cyromazine, a derivative of melamine, is widely used in pesticides and animal feed. This could have been absorbed and pass upwards through the food chain.
"As we have found melamine in eggs, we shall also test chicken meat and we shall also look at offal, for example chicken kidneys and pig kidneys," said Mr Chow."
"In Japan, a major food producer announced a recall of 2.7 million pizzas and packs of sausages after it discovered three times the government limit of cyanide in its water supply. Itoham Foods put advertisements in national newspapers apologising for the contamination. Last Friday, the country's largest maker of instant noodles, Nissin, recalled its Cup Noodle line after a woman was taken ill with insecticide poisoning."