In the summer, when the materials expand, the cracks closed together.
Typically, such a material expands as the surrounds do isochoric work on it.
Knots under tension may be more secure because auxetic material expands when stretched.
It can also be used to allow materials to expand and contract under varying thermal conditions.
Some materials might also expand or increase in size causing problems in delicate equipment.
Lane visited Egypt again, in order to collect materials to expand and revise the work, after the society accepted the publication.
For this reason, when tensioned, ordinary materials expand along the direction of the applied force.
Instead of just exploding in one place the material continues to explode on the wavefront and expands through any open space.
The material expands more than timber, so that special care should be taken to follow manufacturers' instructions on methods or fixing.
The composite material expands very little when heated, and in fact gets stronger.