Resistor manufacturers, Vishay resistors, resistor sizes, resistor manufacturer

A resistor is used to reduce the flow of electricity in an electric circuit. Resistors come in fixed or variable types. A fixed resistor cannot be changed as it is set at a specific value, whereas a variable resistor can manage flows at and below a specific level. 

https://www.futureelectronics.com/c/passives/resistors--fixed-resistors/products