1) GO TO A PROFESSIONAL. All piercings should be carried out by professionals â including the common ear lobe piercings â but it is especially important that cartilage piercings, and piercings on other sensitive body parts are carried out by trained professionals who do such piercings for a living.
Camera obscura is Latin for dark chamber.. It is the name given to a simple device used to produce images that would lead to the invention of photography. The English word for today's photographic devices is merely a shortening of this name to  camera .
The earliest extant written record of the camera obscura is to be found in the writings of Mozi (470 to 390 BC), a Chinese philosopher and the founder of Mohism.eonardo da Vinci (1452â1519), familiar with the work of Alhazen in Latin translation and after an extensive study of optics and human vision, published the first clear description of the camera obscura in Codex Atlanticus (1502):