Ключевые слова: abstract, background, banner, blob, blot, blur, circle, circular, comic, dense, density, dot, dotted, dpi, effect, fade, flicker, freckle, geometric, gradation, gradient, grid, haftone, halftone, harms, lattice, mesh, overlay, particle, pattern, pixels, point, pointillism, pointillist, polkadots, popart, prepress, radial, raster, screentone, speckle, spot, stipple, texture,