Which of the following material is an insulator?

This material permits moving charges to pass through.

Which of the following is the best example of a semiconductor?

Which of the following statement is true?

It is used in removing soldered wires and components on printed circuit boards for troubleshooting and repair purposes.

Used for trimming component leads close to the circuit board.

_{When tools are carried in the hands, keep the cutting edge or sharp points:}

_{To remove excess solder from a soldering iron tip:}

_{The floor, aisles, and passageways should be kept clear of stock, tools, and materials. Objects    on the floor:}

_{Pass tools......}

_{Most tools are designed for a specific use or purpose.If they are used incorrectly, the result may be:}