Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / 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 .
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
why we r recommended for pre-action sprinklers @ generator/tx/mv panel room. If any leakage there,that panel will damage. So what is the Logic for pre-action sprinklers there?
what is the difference between impact force and sudden force? pls give any example.
What is compound gage
how much efficiency loss will took place in a steam turbine due to low vacuum
What kinds of pipes are used for steam lines?
Draw a parallel circuit with one battery and two resistors. Derive the formula for resistance?
What is the difference between the flight of a plane and a helicopter?
If you have a valve with an applied pressure, how do you determine the stress to the closed and open valve?
How to find rating of Chiller a.c. plant i.e. how to calculate the a.c. load of an area, feeded by Chiller ?
aptitutude and technical questions asked in HPCL MECHANICAL ENGG TEST PAPER. IF ANY ONE HAS SAMPLE PAPERS .PLEASE SEND ME ON MY E-MAIL ID . goyal.nirmal@gmail.com. plz
why coposite materials are sronger than solids
hi friends kumar here if anybody of u have essar placement papers than plz send it to me i need it urgently..ok mail id is kskalyani@gmail.com
What is the role of silicon as alloying element in steels ?
What is the most important, or helpful,project that you have contributed to?
why is heat treatment of steel metal crucial?
