1.   Another video weakness to guard against is the coarse and grainy look of plain surfaces in bright primary colours, especially reds.

2.   At a Royal Institution lecture, he demonstrated that colour images could be formed from just three primary colours.

3.   Both involve the concept of primary colours.

4.   Primary colours cyan, magenta and yellow.

5.   Question How can graininess on plain surfaces with bright primary colours be avoided?

6.   The sitting-room was long, and looked as if a child had been let loose with buckets of primary colours.

7.   The touches or larger areas of primary colours that throw the figures into relief are now less strident, more resonant.

8.   This type of pattern is usually white with each smaller diamond in the same bright primary colour.

9.   It comes in bright primary colours that kids will love.