Q. Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C ?
a. Silicone rubber, teflon, porcelain and wood
b. Nickel, monel, stainless steel and graphite
c. Aluminium, copper, high silicon iron
d. Brass, cast iron, mild steel and tin
No explanation is available for this question!
