Deck 20: Restoring Corrosion Protection

Question 1

ASE-Style Multiple Choice ____ can be quickly applied to bare metal to treat minor surface rust and also to provide a protective paint film that seals out moisture.

A)Hot-melt "wax" coatings
B)Rust preventative paint
C)Powder coatings
D)Electrocoat

Answer 1

B

Question 2

ASE-Style Multiple Choice ____ prevents the penetration of water or mud into panel joints and serves the important role of preventing rust from forming between adjoining surfaces.

A)Weld-through primer
B)Metal treating
C)Sealant
D)Undercoat

Answer 2

C

Question 3

ASE-Style Multiple Choice ____ is the process of coating steel with zinc.

A)Metal treating
B)Galvanizing
C)Corrosion
D)Industrial fallout

Answer 3

B

Question 4

A temperature decrease will accelerate the rate of corrosion to those parts that are not well ventilated.

Question 5

ASE-Style Multiple Choice ____ are dry thermoplastic powders or finely ground particles applied to the surface of the object.

A)Hot-melt "wax" coatings
B)Rust preventative paint
C)Powder coatings
D)Electrocoat

Question 6

Two-part epoxy primers work best on lightly sanded surfaces where a slight-to-moderate amount of filling is required.

Question 7

ASE-Style Multiple Choice ____ is the oxidation and chemical change of metal.

A)Galvanizing
B)Undercoating
C)Industrial fallout
D)Corrosion

Question 8

Corrosion will be accelerated in areas of high relative humidity, especially those areas where the temperatures stay above freezing and where atmospheric pollution exists and road salt is used.

Question 9

Metal conditioners and conversion coatings are highly recommended for use inside closed sections.

Question 10

ASE-Style Multiple Choice ____ is a rubberized coating often used along the lower rocker panel to protect the paint and body from stone chips.

A)Rust converter
B)Self-etching primers
C)Two-part epoxy primers
D)Chip guard

Question 11

Powder coating is a process wherein electrically charged paint particles are deposited out of a water suspension to coat a conductive metal body part.

Question 12

If you fail to restore proper corrosion protection, it can endanger the driver and passengers of the vehicle.

Question 13

ASE-Style Multiple Choice ____ is used to provide anticorrosion protection to weld zones.

A)Weld-through primer
B)Self-etching primer
C)Sealant
D)Undercoat

Question 14

ASE-Style Multiple Choice ____ are thermoplastic corrosion-prevention compounds consisting of solvent or waterborne materials.

A)Hot-melt "wax" coatings
B)Rust preventative paint
C)Powder coatings
D)Electrocoat

Question 15

Anticorrosion compounds are additional coatings applied over and under the paint film.

Question 16

ASE-Style Multiple Choice ____ provide very strong base coating with good adhesion to bare metal.

A)Weld-through primer
B)Self-etching primers
C)Two-part epoxy primers
D)Undercoat

Question 17

Anticorrosion compounds can undercoat, sound-deaden, and completely seal large surface areas from the destructive causes of rust and corrosion.

Question 18

Rustproofing is often a joint task or effort of both the collision repair and paint technicians.

Question 19

ASE-Style Multiple Choice ____ etch the bare metal to improve paint adhesion and corrosion resistance, while providing the priming and filling properties of primer-surfacers.

A)Weld-through primer
B)Self-etching primers
C)Two-part epoxy primers
D)Undercoat

Question 20

There are two general types of rust conversion coatings: a wipe-and-rinse acid wash and an easier-to-use spray-on rust treatment.

Question 21

What safety rules should you adhere to when using corrosion-protection materials?

Question 22

______________________________ are used to prevent rusting of metal parts.

Question 23

What are the three basic types of corrosion protection?

Question 24

ASE-Style Multiple Choice ____ containing 100 percent solids are used to fill larger voids at panel joints or holes.

A)Brushable seam sealers
B)Solid seam sealers
C)Thin-bodied sealers
D)Heavy bodied sealers

Question 25

ASE-Style Multiple Choice You should avoid applying corrosion protection materials to all of the following areas EXCEPT:

A)the exhaust system
B)the shift linkages
C)the transmission parts
D)the undercarriage

Question 26

Why are metal conditioners and conversion coatings not recommended for interior surface protection?

Question 27

_________________________ change ferrous (red)iron oxide to ferric (black-blue)iron oxide.

Question 28

ASE-Style Multiple Choice The sealer that would MOST-Likely be used on interior body seams, where appearance is not important, is:

A)a brushable seam sealer
B)a solid seam sealer
C)a thin-bodied sealer
D)a heavy bodied sealer

Question 29

ASE-Style Multiple Choice The term MOST-Likely used to describe a phosphoric acid used to etch bare sheet metal before priming is:

A)a sealant
B)a metal conditioner
C)an epoxy primer
D)acid rain

Question 30

ASE-Style Multiple Choice Which of the following statements is LEAST-Likely true?

A)A seam sealer should be allowed to adequately dry before painting.
B)The sealer must be able to withstand the motion associated with the automobile.
C)Brushable seam sealer should be stroked in both directions only to help it match the original equipment appearance.
D)All sealants must be paintable and have good adhesion to bare and primed metal.

Question 31

The original rustproofing was called ____________________ and it was an asphalt-based product.

Question 32

ASE-Style Multiple Choice All of the following are examples of exposed exterior surfaces EXCEPT:

A)fenders
B)quarter panels
C)door skins
D)body rails

Question 33

ASE-Style Multiple Choice Which of the following statements is LEAST-Likely true?

A)Most weld-through primers have poor adhesion qualities.
B)Epoxy primer is sprayed on in the same way as other primers.
C)Weld through primers contain acids that eat into the metal to produce better adhesion.
D)Two-part epoxy primers are recommended by most automobile makers in place of the standard primer.

Question 34

What is the difference between a thin-bodied sealer and a heavy-bodied sealer?

Question 35

What are the two most popular types of anticorrosion coatings?

Question 36

_________________________ occurs when two dissimilar metals are placed in contact with each other.

Question 37

ASE-Style Multiple Choice While having a discussion, Technician A says that late model vehicles with two- and three-coat finishes are less susceptible to acid rain. Technician B says that it is still possible for acid rain to create a peripheral etch, or ring, on the clearcoat of these vehicles. Who is correct?

A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question 38

ASE-Style Multiple Choice While having a discussion, Technician A says that when doing auto corrosion protection, latex-based seam sealers designed for home use can be used without any problems. Technician B says that they may draw moisture into the joint. Who is correct?

A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question 39

ASE-Style Multiple Choice Damage from ____ is caused when small, airborne particles of iron fall on and stick to the vehicle's surface.

A)industrial fallout
B)acid rain
C)metal treating
D)galvanic corrosion

Question 40

_________________________ involves using various materials to protect steel body parts from rusting.