As doctors warn it can cause a dangerous reaction with a host of common drugs... 1  Researchers warn that grapefruit reacts with many medicines. 2  The fruit can cause devastating side-effects from stomach bleeding to kidney problems. 3  Doctors say the public is ignorant to the dangers and putting themselves needlessly at risk.
According to the definition of the question (based on light reflection and not light emission), a well-polished mirror is the the whitest substance on earth. The main reflection layer is usually made out of silver.
The shores of Hyams Beach are so well-known that the Guinness Book of Records named it as having 'the whitest sand in the world' in 2006. But on Friday pictures told a different story One local of Hyams Beach told Daily Mail Australia the waters at the beach were usually clear