What Is a No

question 66

Essay

What is a No. 4 sieve? A No. 50 sieve?

---

Definitions:

Water Flow

The movement of water through a particular path, often controlled or measured in systems related to plumbing, irrigation, and hydrology.

Properly Calibrated Instrument

An instrument that has been adjusted or configured correctly to ensure it meets the required accuracy and performance standards.

Instrumentation

The science and practice of measurement and control of process variables within a production, laboratory, or manufacturing area.