Science News Archive - August 25, 2004
Just one billionth of a gram of this substance has the potential for causing an irritating skin rash in some individuals, though 100 times that amount is the average for most people.
Word of the Day
- A morbid dread of being buried alive. Also spelled 'taphiphobia'.
The word 'taphephobia' comes from Greek roots meaning 'burial' and 'fear'.