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.
ABC News. Meter-Long Monsters That Smell Like Lilies. As soon as she saw the white flash, Yaniria Sanchez-de Leon knew her shovel had turned up an important discovery. Although others had searched for decades, Sanchez-de Leon had succeeded where they had failed. She had found a giant Palouse earthworm.