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
In most cases, if the brand is unknown, using the term document camera or document projector is advisable. The main purpose of this type of projector is to display documents and other objects that are not translucent â in other words, documents that are not made with transparencies. This requires a video camera, which is usually digital, and a projection lens in order to work properly.