. . . "103921518"@en-us . "temper"@en-us . . . . . . . "temper"^^ . . . . . . . . . . "0"^^ . . "toughness"@en-us . . "the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking"@en-us . . . "0"^^ . . . . "104754859"@en-us . . . . . "05021535-n"^^ . "105021535"^^ . .