What tool should always be kept sharp?

• Divider

• Compass

• T-square

• Pencil

What should you avoid doing to the drawing paper?

• Crump it

• Wet it

• Use it as a tissue

• Step on it

What should you avoid pricking with needle points of either the divider or compass when taking measurements?

• Ruler

• Scale

• T-square

• Technical pen

What tool should you use to create a drawing without leaving any marks?

• Compass

• Pencil

• Drawing board

• Drawing paper

What should you not use as a ruler?

• Scale

• Protractor

• Triangles

• T-square

What should you use to clean at once with clean water and soap and wipe out with clean cloth?

• Compass

• Scale

• T-square

• Technical pen

What should you not put on the joints of the legs?

• Compass

• Pencil

• Ruler

• T-square

What should you not use for any rough purposes?

• Ruler

• Scale

• Technical pen

• T-square

What should you not use as a substitute for thumbtacks in fastening the drawing paper on the drawing board or tabletop?

• Compass/divider

• Scale

• Triangle

• Pencil

What should you never cut paper along, as it can easily be damaged?

• Compass

• Pencil

• Ruler

• T-square