When you place the canvas over a light, The image glows (due to the white canvas being thin and see through).
Such a symbol of Australian flora. I am in awe of the types of flowers Nature is able to produce but Grevilleas are on an other level! They are so incredibly intricate and diverse...
The drawing was created with only 2 tools: a charcoal stick and an eraser pen. First, I covered the canvas with multiple layers of charcoal, then erased the light shades to bring the image out of the black. The more pressure is applied on the eraser, the whiter the image gets.
Because the eraser brings back the white canvas to its original colour, it is also possible to fit a light on the back of the artwork and have the glow shine through the image...
(Light not supplied)