TLE Quarter 3 G7

• Assembly drawing


  A drawing that shows how different parts of an object go together
• Compass


  An instrument used when drawing arcs and circles
• Delivery Receipt


  A form that shows proof of delivery or receipt of goods or services
• Dimensioning


  The process of placing measurements in a drawing in the Metric or English System
• Detailed Drawing


  A drawing showing a single part or machine
• Divider


  A drawing instrument used when transporting measurements, dividing lines, and dividing arcs into the desired number of equal parts
• Drawing


  A picture, diagram made of lines, a graphic representation of a real thing or an idea
• Drawing Pencil


  One of the most important tools of a draftsman, a tool used for drawing
• English System


  A system of linear measurements where it is based on the standard foot
• Eraser


  Used when clearing up smudges, unnecessary faint lines
• Geometrical Construction


  The process where in geometric problems are solved accurately, mechanical drawings of both quantity and quality for rough to
• Mechanical Drafting


  A process for making accurate drawings using special drawing tools and instruments
• Metric System


  A system of linear measurement which is based on the standard meter
• Orthographic Drawing


  Object is presented into two or more views by projecting the outline into the planes of projection perpendicular to each other
• Protractor


  Used for determining gradations of the degrees when measuring arcs and angles
• Requisition Form


  An official form, printed document on which a request is made
• Triangular Scale


  Tool generally used when reproducing a drawing enlarged or reduced version to some regular proportion
• Sketch


  A quickly executed drawing that is not intended to be a finished work
• 1. Square


  A drawing instrument used when drawing horizontal and vertical lines
• Finish work


  A drawing that is completed and polished
• Drafting Materials and Tools

  • Drawing Paper
  • Masking Tape
  • Pencil Sharpener
  • Eraser
• Drawing Paper


  • Hard and Soft surface drawing papers are highly recommended
  • It does not groove easily when pressure applied to pencil
  • Vellum paper is commonly used but bond paper is also recommended
• Masking Tape


  Used for fastening the drawing paper on the drawing board or table because it doesn't damage the paper & the board, and is easy to peel off
• Pencil Sharpener


  Pencils should be sharpened whenever they show sign of dullness
• Eraser


  • Used to clean the dirt off the drawing
  • Soft eraser is advantageous in removing smudges and pencil marks whereas, a hard eraser is useful for making changes and correcting errors in drawing
• 5s of good housekeeping


  Seiri (sorting)

  Seiton (set in order)

  Seiso (sweeping)

  seiketsu (standardizing)

  shitsuke (sustaining)
• seiri (sorting)


  sort items and take out unnecessary things
• Seiton (set in order)


  arrange Items in good oder
• seiso (sweeping)


  after working, clean up your workspace
• shitsuke (sustaining)


  doing things spontaneously without being told what to do
• Seiketsu (standardizing)


  maintaining high standard of house keeping
• hazard


  has the potential to cause harm
• risk


  posibility of a specific harmful effect
• Hazard


  Anything that may cause harm to an individual such as chemicals, electricity, open drawers, and inadequate ventilation
• Risk


  The possibility that somebody could be harmed by hazards and the indication of how serious the harm can be
• Types of hazards

  • Physical hazards
  • Biological hazards
  • Ergonomic hazards
  • Chemical hazards
  • Psychological hazards
• Recognize hazards and risk in the workplace

  1. Identify the hazards by carrying out a workplace risk assessment

  2. Determine which employees and patients might be at risk

  3. Record and review hazards at least annually or earlier if something changes
• Occupational Health and Safety (OHS)


  The campaign and maintenance of the well-being of workers in every occupation
• Evaluate hazards and risk

  1. Determine the level of risk created by the hazard

  2. Determine the likelihood of injury or illness occurring
• Ways to eliminate or control hazards

  • Eliminating the hazard completely
  • Substitution - replacing with a less dangerous agent or work process
  • Engineering controls - changing machinery or work process to reduce exposure
  • Administrative controls - limiting exposure time