Answer / balu

once leaked i will cause damage/depletion of ozone layer in
the atmosphere

Answer / rahul singh

R12-chlorofluorocarbons.
It depletes ozone layer, increases the effect of global warming and becomes harmful when mixes with lube oil ND6 . R12 is not eco friendly So that's why it is restricted .

Difference between turbocharging and supercharging in diesel engines?

0 Answers   VLS,

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Explain briefly- good combustion of auxiliary boiler?

1 Answers   ABC Inc, RRB, Siemens,

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how can we calculate the size of bearing with the size of plummer block?

0 Answers   IIPM,

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Why thermal efficiency of i.c. Engines is more than that of gas turbine plant ?

0 Answers  

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what is the job of mechanical engineer in a cement plant??

3 Answers   JP Group, UltraTech, Wonder Cement,

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what is milling and types of milling?what is drilling and types of drilling? what is tapering and their types?

0 Answers   IOCL, TVS,

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"In boiler, what does steam and smoke goes out to the funnel. What reason?"

0 Answers   ABC Inc, RRB, Siemens,

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What is an Economizer?

4 Answers   ABC Inc, RRB, Siemens,

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Temperature closer for brazing operation is-------

0 Answers  

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why spur gear making noise douring running, why spur gear teeth get crack, what is the effect of heat treatment on spur gear how to reduce the noise bet gear

1 Answers  

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which type of impellor has highest speed backward, forward, straight?

2 Answers  

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i want some quiz question on auto mobile can someone suggest any website for this

0 Answers  

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