Temp. control
Humidity control
Air quality control
Smoke detection and fire suppression
Cooling of avionics
100

True or False? 

Bleed air is mixed with recirculated cabin air before it reaches the passengers and crew.

True

100
Humidity control is often integrated with

temperature control

100

 How many microns is 1 mm equivalent to?

1000 microns

100

In addition to smoke detectors and fire suppression agents, aircraft often also integrate 

fire-resistant barriers or materials.

100

Two popular methods of cooling

air cooling and liquid cooling

200

Keeps the heat in

Insulation

200

ECS maintains a relative humidity to prevent discomforts such as

dryness of the eyes, nose, and throat

200

Filters are used to filter out

particulate matter, such as dust, pollen, and microorganisms, from the incoming air

200

Halon, often used in fire suppression systems, is commercially synthesized from a former anesthetic also known as

Chloroform

200

Optimal operating temperature ensures

reliable performance

300

Engine bleed air is

compressed air taken from the engine's compressor section

300

Pressurization is essential to the system because

it prevents moisture from entering the cabin through leaks or openings in the aircraft structure.  

300

HEPA stands for

high-efficiency particulate absorbing

300

The three main types of smoke detectors are

Photoelectric, ionization-based, and aspirating(sampling).

300
Overheating of electronic components can lead to

malfunctions and failure

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