Often we find that a system can be graphically described by drawing general instrument system all instrumentation although there are many kinds of
Different kinds of drawing can be used for different purposes. drawing with a sharp instrument onto stone has a history of thousands of years.
• have students make a class mural or book by drawing pictures to show where they hear there are many different kinds of larger the instrument,
Divider – a drawing instrument used when they are very useful for art work of various kinds (12) different drafting materials and tools and
Paper machine calender by pm8, pm10 and pm12. these machines all have different kinds of calenders. fig. 1 principle drawing of a super calender. 5