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Introduction to Paints

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Questions and Answers

What is the purpose of applying paint on a substance?

To protect from external factors such as moisture and heat (correct)

To reduce the visibility of scratches and abrasions

To increase the weight of the substance

To enhance the texture of the surface

Where are paint samples often required for analysis?

Art galleries

Forensic Science Laboratories (correct)

Construction sites

Automobile manufacturing plants

What is the composition of paint?

Wood particles in oil

Plastic in a solvent

Pigment in a binder (correct)

Metallic particles in water

Which substances can paint be applied to?

Wood, metals, plastics, etc. Signup and view all the answers

What is an analytical problem faced by forensic scientists regarding paint samples?

Comparing paint samples to establish common origin Signup and view all the answers

Which component of paint provides properties such as opacity, hardness, durability, gloss, and corrosion resistance?

Pigment Signup and view all the answers

What type of pigments include engineered molecules like precipitated calcium carbonate and synthetic pyrogenic silica?

Synthetic pigments Signup and view all the answers

Which substance serves to bind or cement the pigment particles together in paint?

Binder Signup and view all the answers

What is the main function of solvents in paint?

Adjust the curing property and viscosity of the paint Signup and view all the answers

Which hiding pigment protects the substrate from the effects of UV radiation and makes paint opaque?

Titanium dioxide Signup and view all the answers