Monolingual examples (not verified by PONS Editors)

English
It is then soaked in cold water for 24 hours before play to toughen it.
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Curing can toughen the skin and heal minor physical damages while drying can reduce spoilage and inactivate metabolic degradation.
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The skin on their faces is chapped and toughened due to the freezing temperatures, and their cheeks are always reddened.
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For about two weeks afterwards, the patient experiences extremely sensitive skin, as their new grafts toughen up to withstand pressure.
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Today was all about using this match to try to toughen ourselves up and if that's all we've got out of it, so be it.
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On the other hand, overmixing results in long gluten strands that toughen the pastry.
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It quickly toughens up and can withstand drought even whilst in forestry tubes.
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Compressed at and cured for in a steam bath, then toughened with an air entrainment agent, the bricks last for more than cycles.
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Rand conditions his fists by plunging them into buckets of sand, gravel, and rock to toughen them.
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This fire is used to dry and toughen the young wings, which is necessary for flight.
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