Question

give reason aluminium is used in building ships.

Answer 1

(Next to steel) aluminium is the most commonly used and commercially available metal. Its alloys generally that have excellent corrosion resistance, good workability (machinability) and good to excellent weldability, are often used in marine applications (marine grade aluminum).
That is why it is used in building

Hope it helps!!!!!

Answer 2

Aluminium are strong ant anti corossion and can leave in high water pressure