Materials and Construction
Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C?

Silicone rubber, teflon, procelain and wood
Nickel, monel, stainless steel and graphite
Brass, cast iron, mild steel and tin
Aluminium, copper, high silicon iron

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Materials and Construction
Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its

High strength and corrosion & oxidation-resistance at elevated temperature
Low temperature strength properties
High strength to weight ratio
Its ability to be cast, rolled, forged & stamped

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