Author: hrishikesh dalvi

Introduction: COD (Chemical Oxygen Demand) is an indicative measure of oxygen that can be consumed by reactions in a measured solution. This test can easily quantify the amount of organics in water.so, digesters are mostly...

Since the electronics material were kept in trays i.e. trays containing different types of resistors capacitors and other stuff and these trays were piled up over the table so my job was to make a rack for keeping the trays in...