Answer / chandramohan

mineral oil

Answer / manasa

mineral oil is used in transformers.

Answer / natha

mineral oil.for more details on testing and other standards please visit this link
http://www.bis.org.in/sf/etd/ETD03(6251).pdf

Answer / bhuwneshwar

MINARL OIL

Answer / vishal

crude petroleum oil

Answer / abdul ghouse

This is usually called Vegitable oil or Transformer oil

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What quedtion to ask a electrical maintenance technician?

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