Materials and Construction
Lead pipe is

Usually joined by burning (e.g. by melting to adjacent pieces with a torch)
All of these
Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain
Especially resistant to solutions containing H₂SO₄

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Materials and Construction
Nickel as a material of construction

Is used as an alloying element for both ferrous & non-ferrous alloys
Has a body centred cubic (bcc) crystal lattice structure
Is paramagnetic below 415° C (its Curie temperature)
Dimagnetic

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