Chapter 4

Are ice and water really as free as they look?

Đá và nước thật sự miễn phí sao?

The chapter's question

How much do I spend on ice and water each month?

Big idea

Something cheap that is in every cup is not cheap in total.

In this chapter

  1. Part 4.1

    Make or Buy Ice

    Do I make or buy ice, and which is cheaper at my scale?

  2. Part 4.2

    Filters and Power

    What do my filter and chillers cost in electricity per month?

  3. Part 4.3

    Cleaning Losses

    How much product does daily machine cleaning consume?

  4. Part 4.4

    Breakage

    In a month, how many cups and how much packaging do I ruin?

The reading for this chapter is inside Conan School

This chapter has 4 readings, with case stories and exercises. Chapter 1 of Milk, Fruit, and Expiry Dates is free to read right here.

Read in Conan School

Chapters of Milk, Fruit, and Expiry Dates

  1. 1.Is a full fridge readiness, or money going stale?
  2. 2.Run out or pour it away: when do I decide?
  3. 3.When I run out mid-rush, what do I really lose?
  4. 4.Are ice and water really as free as they look?
  5. 5.Can fancy stock software beat a notebook people use?