MEO Class II – MEP : 2015/SEP/05 – 2017/JAN/05 – 2018/APR/05 – 2020/JAN/05 – 2020/FEB/05 – 2023/JUN/01 – 2023/DEC/01 – 2025/MAR/01
Question
Q1. Express your reactions and state the subsequent investigation you would make if a laboratory report on a used diesel engine oil sample indicated the presence of appreciable amounts of: (16)
A. Iron
B. Copper, Antimony and Tin
C. Silicon.
Asked in Year/Month/Ques No.
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