The Aztecs made extremely sharp knives and weapons from obsidian.

VOA: special.2009.09.16

That was before sharp knives made slices of cold sausage familiar.

ECONOMIST: Letters

The knives are made in China.

FORBES: Martha Stewart, Emeril Lagasse Hit With Multi-Million Dollar Lawsuit

While clean-energy groups have frequently made the mistake of bringing knives to gun fights, the wind industry appears well armed to say the least.

FORBES: Wind Lobby Eyes the Big Prize in North Carolina