Learn About Your Oral Health. Delta Dental recently conducted the Preventive Dental Care Study, the largest claims study of its kind. We found that even among insured individuals, many people at higher risk for tooth decay or gum disease aren't getting proper preventive dental care. Are you or your family members at higher-risk?
- Straight photography-term used to describe picture making with minimal manipulation of the photograph ic process. -Stress marks-black lines on a photograph ic emulsion caused by friction or pressure.
Typically, a pictorial photograph appears to lack a sharp focus (some more so than others), is printed in one or more colors other than black-and-white (ranging from warm brown to deep blue) and may have visible brush strokes or other manipulation of the surface.hese debates reached their peak during the late nineteenth and early twentieth centuries, culminating in the creation of a movement that is usually characterized as a particular style of photography: pictorialism.