A. The type of manufacturing industry being carried on by Ravi and Raaj with the manufacturing of air purifiers is Gadget manufacturing.
B. The type of trade as per geographical concentration is national trade.
C. The auxiliaries to trade highlighted in the above case include:
Types of manufacturing include:
Thus, the type of manufacturing industry being carried on by Ravi and Raaj with the manufacturing of air purifiers is Gadget manufacturing.
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