Which of the following is/are used for ammoniacal solution applicatio – McqOptions

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1.	Which of the following is/are used for ammoniacal solution applications?
A.	Cast iron and steel
B.	430 and 304 type stainless steels
C.	Cast iron, steel, 430 and 304 type stainless steels
D.	Copper and cast irons
Answer» D. Copper and cast irons

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