Makin’ Coffee
What are
the inputs?
What are
the outputs?
Coffee
Filters
Water
Coffee
maker
Sugar
Cream
Spoons
Cups
Napkins
Cup of Coffee
Packaging
Spilled coffee
beans
Spent coffee
& filters
Spilled sugar
& cream
Unused sugar
& cream
Old smelly
coffee
Washwater
for cups, pot, spoons, etc.