Level B Suits

Question 1

What is Tychem QC 2000 made of?

Answer 1

Tychem 2000 fabric, lightweight, liquid splash protection only.

Question 2

What is Tychem SL 4000 made of?

Answer 2

Tychem 4000 fabric, better chemical barrier than QC 2000, still not vapor-tight.

Question 3

What is Dräger SPC 3800 made of?

Answer 3

Tychem F fabric, higher liquid-tight chemical protection.

Question 4

What are the seams on Tychem QC 2000?

Answer 4

Serged seams, weakest against chemical penetration.

Question 5

What are the seams on Tychem SL 4000?

Answer 5

Bound seams, stronger than serged but not fully vapor-tight.

Question 6

What are the seams on Dräger SPC 3800?

Answer 6

Heat-sealed seams, most durable, fully liquid-tight.

Question 7

What are the 4 conditions when PAPR/APR can be used instead of SCBA?

Answer 7

1. Oxygen is above 19.5%.
2. Contaminants are below IDLH levels.
3. Hazard has warning properties (odor, taste, irritation).
4. Proper filters/cartridges exist for the hazard.

Question 8

What are the 3 conditions when SCBA is required?

Answer 8

1. Oxygen is below 19.5%.
2. Contaminants exceed IDLH levels.
3. Unknown hazards or high vapor concentrations exist.

Question 9

What does flame-resistant mean?

Answer 9

A material that self-extinguishes when ignited, will not burn continuously.

Question 10

What does fire-resistant mean?

Answer 10

A material that withstands high heat/fire without breaking down.

Question 11

Is Tychem QC 2000 flame-resistant?

Answer 11

No, it will ignite and burn.

Question 12

Is Tychem SL 4000 flame-resistant?

Answer 12

No, it will ignite and burn.

Question 13

Is Dräger SPC 3800 flame-resistant?

Answer 13

No, it will ignite and burn.

Question 14

Is Tychem QC 2000 fire-resistant?

Answer 14

No, it has no heat or fire resistance.

Question 15

Is Tychem SL 4000 fire-resistant?

Answer 15

No, it has no heat or fire resistance.

Question 16

Is Dräger SPC 3800 fire-resistant?

Answer 16

No, but it has slight heat resistance (seams fail at 98°C/208°F).

Question 17

Can any of these suits withstand flash fires?

Answer 17

No, none are designed for flash fire.

Question 18

Which suit has the strongest seams?

Answer 18

Dräger SPC 3800 (heat-sealed seams)

Heat-sealed seams provide enhanced durability and protection.

Question 19

Which suit offers the highest chemical protection?

Answer 19

Dräger SPC 3800 (liquid-tight, better chemical barrier)

This suit is designed to prevent liquid penetration and enhance safety against chemicals.

Question 20

Which suit can be used in the most hazardous conditions?

Answer 20

Dräger SPC 3800, but not for vapor or flash fire risks

While it provides excellent protection, it is not suitable for environments with vapor or flash fire hazards.

Question 21

What type of material is Tychem QC 2000 made from?

Answer 21

Lightweight polyethylene barrier for liquid splash protection.

Tychem QC 2000 is designed for limited splash protection and is suitable for certain chemical exposures.

Question 22

What type of material is Tychem SL 4000 made from?

Answer 22

Stronger polyethylene barrier than QC 2000, better chemical protection.

Tychem SL 4000 provides enhanced resistance to a wider range of chemicals.

Question 23

What type of material is Dräger SPC 3800 made from?

Answer 23

Tychem F fabric, high splash protection for organic & inorganic chemicals.

Tychem F is known for its durability and resistance to various hazardous materials.

Question 24

Which suit has the highest tear resistance?

Answer 24

Dräger SPC 3800.

The high tear resistance makes it suitable for demanding applications.

Question 25

What is the burst resistance of Tychem QC 2000?

Answer 25

68 psi. ## Footnote This value indicates the pressure at which the suit may fail under stress.

Question 26

What is the burst resistance of Tychem SL 4000?

Answer 26

71 psi. ## Footnote Slightly higher than QC 2000, indicating better performance under pressure.

Question 27

What is the burst resistance of Dräger SPC 3800?

Answer 27

35 psi Lowest of the 3 but uses different test But material is tougher

Question 28

What type of seams does Tychem QC 2000 have?

Answer 28

Serged seams (least protective). ## Footnote Serged seams provide basic protection but are less effective against liquid penetration.

Question 29

What type of seams does Tychem SL 4000 have?

Answer 29

Bound seams (stronger than serged, but not vapor-tight). ## Footnote Bound seams offer better structural integrity compared to serged seams.

Question 30

What type of seams does Dräger SPC 3800 have?

Answer 30

Heat-sealed seams (fully liquid-tight). ## Footnote Heat-sealed seams provide the highest level of protection against liquid exposure.

Question 31

Which suit is most durable in high-abrasion environments?

Answer 31

Dräger SPC 3800. ## Footnote Its construction allows it to withstand rigorous physical demands.

Question 32

Which suit is most affected by strong acids?

Answer 32

Tychem QC 2000 (weakest seams). ## Footnote The serged seams make it vulnerable to acid penetration.

Question 33

Which suit has built-in socks for better protection?

Answer 33

Tychem SL 4000. ## Footnote The built-in socks enhance the overall protective capability of the suit.

Question 34

Which suit has multiple glove options?

Answer 34

Dräger SPC 3800 (SilverShield or Butyl gloves). ## Footnote This versatility allows users to select gloves based on specific chemical hazards.

Question 35

Which suit is certified for infectious agents?

Answer 35

Dräger SPC 3800 (EN 14126). ## Footnote This certification indicates suitability for use in medical or hazardous environments involving infectious materials.

Question 36

Which suit is certified for radioactive contamination?

Answer 36

Dräger SPC 3800 (EN 1073-2). ## Footnote This certification ensures protection against particulate radioactive contamination.

Question 37

Which suit is SOLAS-approved for maritime use?

Answer 37

Dräger SPC 3800. ## Footnote SOLAS approval indicates compliance with safety regulations for maritime environments.

Question 38

Which suit performs best in extreme cold?

Answer 38

Dräger SPC 3800 (flexible down to -73°C / -99°F). ## Footnote Its flexibility in extreme temperatures enhances user comfort and safety.

Question 39

At what temperature do Dräger SPC 3800 seams fail?

Answer 39

98°C / 208°F. ## Footnote This temperature indicates the thermal limits of the suit's seams.

Question 40

Can any of these suits withstand prolonged heat exposure?

Answer 40

No, all will degrade under high heat. ## Footnote It is crucial to avoid prolonged exposure to high temperatures to maintain integrity.