De la Bastie's process of " toughening " glass consisted in dipping glass, raised to a temperature slightly below the melting-point, into molten tallow. [Please select]
0
And with exposure came a toughening and hardening of his smooth, white skin, browning now beneath the sun and wind. [Please select]
0
You are big enough to know that you'll never be men, motoring around with nurses, like small babies; eating cake and ice cream when your bones and muscles are in need of stiffening and toughening.' [Please select]
0
But I'll wager that never again will you wake in the night to listen to the wind without thinking of the great storm-tossed, moaning, groaning, slow-toughening forest trees--learning to be violins.' [Please select]
Do you have a better example in your mind? Please submit your sentence!