| Domain | Definition | ||
| Energy | A form of movable insulation that uses tiny polystyrene beads blown into the space between two window panes. (tm). (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Webster's Online Dictionary |
| Domain | Definition | ||
| Energy | A form of movable insulation that uses tiny polystyrene beads blown into the space between two window panes. (tm). (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||
