When your heating and cooling system isn’t working properly, you might throw up your hands and call for help, thinking the ...

They’re used in a wide variety of industrial processes, from furnaces to welders and even heat treatments. [Schematix] whipped up his own design, and put it through its paces on the bench.

1. Any appeal against this Advance Ruling order shall lie before the Tamil Nadu State Appellate Authority for Advance Ruling, ...