A blog for MEO class 4 aspirants. See various MEO class 4 marine engineering oral questions here. Tips and Tricks to crack MEO class 4 Part A & B examinations also included here. Majority of the questions are sourced from candidates of class 4 orals conducted in MMD mumbai, MMD chennai, MMD cochin, MMD kolkata and other MMDs. Ask your quiries in the comment section.
what is the chemical used for boiler water treatment and cooling fresh water for engine? How and when they are administered?
Hydazine,sodium phosphate,sodium nitrate are used for feed water treatment. Refer to reeds chapter 8 for more details. Favourite and SURE Questions of MMD Surveyors here
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