Question

Which of the following is/are the preventions of microbiological corrosion in soil?

(a) Use of substitute materials

(b) Use of inhibitors

(c) Applying coatings, use of inhibitors, cathodic protection and substitute materials

(d) Cathodic protection

I had been asked this question in quiz.

My doubt is from Environments topic in portion Other Environments of Corrosion Engineering

Answer 1

Right answer is (c) Applying coatings, use of inhibitors, cathodic protection and substitute materials

To elaborate: Preventions to microbiological corrosion in soil:

i. Use of substitute materials such as asbestos and plastic

ii. Use of coatings such as asphalts and enamel

iii. Use of inhibitors and germicides

iv. Cathodic protection can be applied.