To pick the best motor for your application, you should consider the following factors: 1  Max Thrust. 2  Current Draw. 3  Efficiency. 4  Weight.
Describe the basic technique of replica plating. Replica plating is a transfer technique that may be used to produce multiple copies of a particular colonial arrangement on a number of agar plates.
Parkerizing is an electrochemical process that creates a protective iron-phosphate layer on the outer surface of steel. It protects the steel from corrosion and also increases its resistance to wear. The resulting surface is irregular on a microscopic scale.