5 Work ethics are the moral principles that guide an individual's behavior in the workplace, ensuring honesty, integrity, and respect for colleagues and the organization.

Here are the answers to the questions:

1.5 Work ethics are the moral principles that guide an individual's behavior in the workplace, ensuring honesty, integrity, and respect for colleagues and the organization.

1.6 As a supervisor, steps to discipline a worker who does not follow the code of conduct typically include:

1. Verbal warning
2. Written warning
3. Final written warning
4. Suspension
5. Dismissal

1.7 An employee joins a trade union primarily to collectively bargain for better wages, working conditions, and job security.

QUESTION 2: SAFETY PRACTICES IN THE ENGINEERING WORKPLACE

2.1

• 2.1.1 Good housekeeping improves productivity and workmanship.
  • TRUE
• 2.1.2 Prohibitory signs tell people about actions that are not allowed at a specific area.
  • TRUE
• 2.1.3 Warning signs are signs that give you general information.
  • FALSE
• 2.1.4 Color codes are often used to define demarcated areas.
  • TRUE
• 2.1.5 Machine guards are fitted to machines to protect workers from moving parts of the machines.
  • TRUE

2.2 Five safety precautions when using a bench or pedestal grinder:

1. Always wear safety glasses or a face shield.
2. Ensure the work rest is adjusted to within 3 mm of the grinding wheel.
3. Inspect the grinding wheel for cracks or damage before use.
4. Do not grind on the side of the wheel.
5. Ensure the machine is securely mounted and guards are in place.

2.3 Three types of safety signs:

1. Prohibitory signs
2. Warning signs
3. Mandatory signs

2.4 Two types of machine guards:

1. Fixed guards
2. Interlocked guards

2.5

• 2.5.1 Safe condition signs: Square or rectangle shape, green background with a white pictogram.
• 2.5.2 Supplementary sign: Rectangular shape, white background with black text or pictogram.
• 2.5.3 Mandatory sign: Circular shape, blue background with a white pictogram.
• 2.5.4 Warning sign: Triangular shape, yellow background with a black border and pictogram.
• 2.5.5 Prohibitory sign: Circular shape with a diagonal line, white background with a black pictogram and red border/line.

2.6 Two incidences when lockout is used:

1. When performing maintenance or repairs on machinery.
2. When cleaning or unjamming equipment.

2.7 Personal protective equipment (PPE) is equipment worn to minimize exposure to hazards that cause serious workplace injuries and illnesses.
Two examples are:

1. Safety glasses
2. Hard hats