33Homogeneity

Make objects interacting with a given object of the same material (or material with identical properties).
  • Make the container out of the same material as the contents, to reduce chemical reactions.
  • Make a diamond cutting tool out of diamonds.
TRIZ image

This principle is proposed to solve the following contradictions:
5/30 9/13 11/13 11/31 12/13 13/9 15/30 16/30 17/30 23/30 23/32 24/37 26/29 26/30 28/31 29/5 30/5 30/15 30/16 30/17 30/23 30/26 30/28 30/38 31/11 31/15 31/28 32/23 37/24 38/24 38/30