Let's put things into perspective. Yes, I know, stupid pun. There are lots of little tricks we use as photographers to subtly convey the point we want to show. Using perspective and a vanishing point in your photos is a great way to emphasize the large scale of a landscape, or to add a sense of drama to your images. Let's see how.
Cornstarch or Corn flour (for thickening): 1 tablespoon = 2 tablespoons all purpose flour or. 1 tablespoon potato starch or rice starch or flour 1 tablespoon arrowroot 2 tablespoons quick-cooking (instant) tapioca For other uses such as the main flour it's rather tricky I think it's best to only substitute Corn flour if it's for thickening.
Instant tapioca and tapioca starch are the best choices for thickening. To substitute for wheat flour in a sauce or pie recipe use 1 tablespoon instant tapioca or 1 1/2 teaspoons tapioca starch for each tablespoon wheat flour in the original recipe.apioca, manioc, or cassava starch is a fine white powder produced from the cassava root, which is grown in Central and South America, Florida, the Caribbean Islands, and temperate climates around the world.