$0.50Water, plastic, label: what the consumer sees
$1.00The consumer's guess: pure profit
Running the whole time: human resources and accounting departments
Visible material costHidden operating cost, switches on when the first batch reaches the step

The ledger names cost categories only; the source gives no breakdown of the $1.00 into amounts, and step durations in the animation are illustrative. The same logic carries into services: a hotel "manufactures" lodging by buying furniture and fresh food, scheduling housekeeping and moving supplies through the property.
Source: W. P. Carey School of Business. (2010). Module 1: What is supply chain management? (ASU-WPC-SCM) [Video]. YouTube. https://www.youtube.com/watch?v=Mi1QBxVjZAw