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Are those natural materials that are generated many times and we can use them many times.

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Are those natural materials that are generated many times and we can use them many times.

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Are those materials that with the passage of time disintegrate on their own

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Are those materials that with the passage of time disintegrate on their own

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are those materials that when they are in contact with the body, are harmful

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are those materials that when they are in contact with the body, are harmful

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Fusibility is the ease with which a material can melt

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Fusibility is the ease with which a material can melt

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When the temperature rises, most of the materials used their volume.  It is this increase in volume that we call expansion or dilation.

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When the temperature rises, most of the materials used their volume.  It is this increase in volume that we call expansion or dilation.

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a material that lets through a part of the light

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a material that lets through a part of the light

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Weldability is the greater or lesser ease with which a metal allows homogeneous and high-quality welds to be obtained

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Weldability is the greater or lesser ease with which a metal allows homogeneous and high-quality welds to be obtained

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refers to the ability of a material to transfer or conduct heat

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refers to the ability of a material to transfer or conduct heat

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a material that allows light to pass through completely

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a material that allows light to pass through completely

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a material that doesn’t let light through

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a material that doesn’t let light through

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the ability of some materials to oxidize, typically metals

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the ability of some materials to oxidize, typically metals

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is the ability of some materials to resist physical alterations

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is the ability of some materials to resist physical alterations

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the ability to absorb deformation energy in large quantities, before breaking

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the ability to absorb deformation energy in large quantities, before breaking

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Ductility is the ability of a material to undergo deformation without breaking.

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Ductility is the ability of a material to undergo deformation without breaking.

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Malleable materials are those that, even though they are hard, can be deformed by decompression without breaking.

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Malleable materials are those that, even though they are hard, can be deformed by decompression without breaking.

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is the ability of a material to permanently deform

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is the ability of a material to permanently deform

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is the ability of a material to return to its initial shape when force is exerted on it

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is the ability of a material to return to its initial shape when force is exerted on it

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a material that allows electricity to pass through

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a material that allows electricity to pass through

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a material that doesn’t allow electricity to pass through it

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a material that doesn’t allow electricity to pass through it