Nuclear boilers are limited in steam temperature by material constraints, and solar is limited by concentration of the energy source.

These include material constraints as well as human morality.

He agreed with Bentham that in a system of total surveillance, "there is no need for arms, physical violence, material constraints.

The term is broadly used in archival practice to recognize the material constraints of preservation activities.

Steel roadwheels were introduced from chassis number 121052 due to raw material constraints.

Not only is opera liberated from its material constraints but also from its human limitations.

As noted above, the original cloak demonstrated utilized resonant metamaterial elements to meet the effective material constraints.

Within the material constraints of the situation they did what they could for the kids.

The only bottleneck at this stage were the raw material constraints.

After the Cuban Revolution of 1959, writers of all backgrounds were challenged by the material constraints that immediately took place.