Materials and Construction
Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system?

Mild steel and stainless steel
Copper, nickel and monel
Cast iron, tin and aluminium
High silicon iron, silicon rubber, Kel-F and teflon

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Materials and Construction
Lead pipe is

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

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