It can also lead to diarrhea, loss of appetite, and a risk for infections.â. Hair loss and poor wound healing also can be signs of a zinc deficiency, adds Rachel K. Johnson, PhD, MPH, RD, associate provost and a professor of nutrition at the University of Vermont in Burlington.
projector definition: a person or thing that projects; specif., a machine for throwing an image on a screen, as from a transparent slide or film (noun)... Definitions
Projectors and Aspect Ratios: Here's What You Need to Know. A projector's aspect ratio refers to the ratio between its width and height. For example, a 4:3 display produces an image that is more square, where a 16:9 ratio produces an image that is more rectangular in shape. There most common video projector aspect ratios are 4:3 (XGA & SXGA), 16:10 (WXGA & WUXGA) and 16:9 (standard HDTV, 1080p).