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C&D Requirement and Technologies

Authored by J dL

Professional Development

KG

Used 6+ times

C&D Requirement and Technologies
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is required for disinfection to be effective?

Low water temperature

A dry surface

A clean surface

Manual scrubbing

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which factors form the Sinner Circle?

Pressure, humidity, soil load, design

Time, temperature, mechanical action, chemical type & concentration

Conductivity, pH, temperature, flow rate

Flow velocity, turbulence, pipe size, pressure

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is one of the four mandatory steps in the 8‑step cleaning process?

Pre‑rinse

Final rinse

Drain/dry

Disinfection

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

C&D water must meet what minimum requirement?

Sterile water

Demineralized water

Potable water (WHO guidelines)

Distilled water

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In CIP, the minimum required flow velocity in pipes is:

0.5 m/s

1.0 m/s

1.5 m/s

3.0 m/s

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Static spray balls should ONLY be used when:

They are the cheapest option

A risk assessment confirms acceptable cleanability

The tank diameter is small

The water temperature is above 80°C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a critical parameter for tank cleaning devices?

Device colour

Impact force from flow/pressure

Cleaning done only at low temperature

Use of disposable nozzles

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