ETHERS

Every clue on record, most used first

• Early anesthetics2 times

  The New York Times — Sunday, 5 July 2009

• Organic compounds used as solventsonce

  The New York Times — Friday, 17 October 2008

• Bygone numbersonce

  The New York Times — Sunday, 23 October 2005

• Ethyl oxidesonce

  The New York Times — Thursday, 17 March 2005

• Some solventsonce

  The New York Times — Thursday, 5 June 2003

• Industrial solventsonce

  The New York Times — Tuesday, 1 January 2002

• They'll knock you outonce

  The New York Times — Wednesday, 1 August 2001

• Some liquid solventsonce

  The New York Times — Saturday, 19 April 1997

• Some anestheticsonce

  The New York Times — Saturday, 5 April 1997

• Common solventsonce

  The New York Times — Saturday, 5 October 1996

• They can knock you outonce

  The New York Times — Sunday, 20 March 1994