Which of the following proportioning methods depends on the Venturi Principle to draw foam through a hose connected to the foam concentrate container and into the water stream?
A) Injection
B) Eduction
C) Premixing
D) Batch-mixing

Question

Quizplus · Accepted Answer

Eduction relies on the Venturi Principle, where a decrease in pressure within the hose draws foam concentrate into the water stream, mixing them together to form foam solution.

Which of the Following Proportioning Methods Depends on the Venturi