Answer:

1.A plug or electrical cord should not have exposed wiring. Exposed wires present a danger of electric shock or electrocution.

2.Laser printers use toner powder instead of dye or pigment-based ink.

3.Scattering occurs when light or other energy waves pass through an imperfect medium, such as air filled with particles of some sort, and are deflected from a straight path.

4.As discussed, the two components that generate the most heat in a computer are the CPU and the GPU.

5.Be aware of problems like:

• chisels and wedges with mushroomed heads.

• split or cracked handles.

• chipped or broken drill bits

Explanation:

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