LARRAY)
JADHAV RANT VISHNU
PRN: 117190530 NOTE: SCREENSHOT PROHIBITED
flame
The refractory oxides can be disassociated by using high temperature
o A
PRN: 1171905302, NOTE: SCREENSHOT PROHIBITED
nitrous oxide-acetylene
OB
air-acetylene
C
-air-coal gas mixture
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what is this I can't understand anything
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