What is work simplification? Explain Mundel's classes of change with examples.

1. 1 · Open with the definition. Work simplification is the conscious seeking of the simplest, easiest and quickest way of doing work.
2. 2 · Importance. Saves time and energy, reduces fatigue, improves quality and safety, and frees time for leisure.
3. 3 · Techniques.
   • Informal: observation, questioning and common sense.
   • Formal: process chart, operation chart, multiman chart, cyclegraph.
4. 4 · Mundel's five classes.
   • Class 1, hand and body motions: sit to cut vegetables, use both hands.
   • Class 2, work place, tools and equipment: spice box beside the stove, mixer-grinder.
   • Class 3, production sequence: wash all vegetables, then cut them all.
   • Class 4, finished product: one-pot pongal instead of four dishes.
   • Class 5, raw materials: ready idli batter, frozen peas.
5. 5 · Show it as a table. [Table: class, what is changed and a kitchen example, for all five classes]
6. 6 · Order of the classes. Higher classes need bigger changes, more money and more agreement, so try Class 1 first.
7. 7 · Nutrition link. Diet kitchens assemble therapeutic trays in a fixed sequence and use pre-portioned foods to cut errors and fatigue.
8. 8 · Close in one line. Applied class by class, work simplification makes household work lighter, quicker and safer.

Scoring tip: Write the five classes in the correct order with the class number. Getting the order right is what examiners check first.