PCB MAKING AND CHEMICAL ETCHING PROCESS - Practice Mode

Metal spray gun Powder coating gun Spray painting gun Electrostic spray gun

Correct Answer: Metal spray gun

Sealed or paint Clean and Dip Colouring and Descaling Oxidizing and Stripping

Correct Answer: Sealed or paint

Acidity and Alkalinity Metal impurites Organic contaminating Density and Efficeincy

Correct Answer: Acidity and Alkalinity

Colourmetric method and Electrometric methods Dipping method Transparent method Filteration method

Correct Answer: Colourmetric method and Electrometric methods

Adhesion to the base metal Weight of base metal Size of base metal Properties of base metal

Correct Answer: Adhesion to the base metal