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      Metal is melted before it is cast.   verb - to make an object by pouring hot metal into a container of a particular shape.   empezar lección
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      adj - ductile metals bend easily. Ductile describes materials or structures that can undergo significant plastic deformation (permanent bending, stretching, or twisting) before fracturing, providing advance warning of potential failure.   empezar lección
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      1. Clay is a very brittle substance. 2. Her bones became fragile and brittle.   adj - hard but easily broken.   empezar lección
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      noun - is the maximum stress a material, like steel, can withstand before it permanently deforms and no longer returns to its original shape.   empezar lección
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      noun - the maximum stress that a material can bear before breaking when it is allowed to be stretched or pulled.   empezar lección
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      wytrzymałość na rozciąganie*   
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      noun - the weakening of a metal due to repeated cyclic loading (like bending or vibration), eventually to cracking and failure.   empezar lección
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      verb - 1. to yield a profit. 2. The investigation yielded some unexpected results.   verb - to produce or provide something. / noun - the amount of something that is produced.   empezar lección
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      noun - a classification system used to categorize steel based on its chemical composition, mechanical properties, and intended use.   empezar lección
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      The composition of the atmosphere.   noun - the parts, substances, etc that something consists of.   empezar lección
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      Rain corroded the metal pipes.   verb, noun - if metal corrodes, or rain or chemicals corrode it, it is slowly damaged by them.   empezar lección
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      adj - that is made so it cannot catch fire.   empezar lección
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      ogniotrwały, ognioodporny   
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      square hollow section (SHS)*     noun - a type of steel tube with a square cross-section, meaning it has four equal sides.   empezar lección
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      kwadratowy profil zamknięty   
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      rectangular hollow section (RHS)*     noun - a type of steel tube with a rectangular cross-section.   empezar lección
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      profil prostokątny zamknięty   
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      circular hollow section (CHS)*     noun - a steel profile shaped like a tube or pipe with a circular cross-section.   empezar lección
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      1. The water flowed through a rubber tube. 2. a glass tube   noun - a long, low cylinder-shaped object through which liquid can pass; a pipe.   empezar lección
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