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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
saggar
  • A ceramic container used inside a fuel-fired kiln to protect pots from the flame.
The word 'saggar' may come from 'safeguard'.
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