Hi can you help me? what is the standard limits & the reference Number of the ff:
1. Insulation resistance Test
2. Polarization Index
3. Winding Resistance Test
4. Insulation Power Factor Test
5.Excitation Current Test
6. Bushing Hot Collar Test
7. Oil Dielectr





There comes a time in every science writer’s career when one must write about glass duck vaginas and explosive duck penises.



The 
We knew that not even Clark Kent in his blue and red underpants could save them, but it still impresses me how fast newspapers' circulation has declined in this decade. Sad, unless you're a tree. [
Thirty thousand years is a long time to hang out in any one place, much less stuck inside a tiny salt crystal. But microbiologist Brian Schubert says he found just that in a crystal from sediments in Death Valley—bacteria-like archaeans that have lived inside the tiny enclosure for all those years.
