Multiple choice

Which of the following metals is used in food preservation?

  1. Sn

  2. Zn

  3. Pb

  4. Steel iron

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It is a white metal and can be hammered out, in to thin sheets. It is used to form metal coatings, to prevent chemical action and corrosion. It is also used to preserve food, panel lighting and soldering.