| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Hoolamite indicator | Mining | A carbon monoxide detector consisting essentially of a small glass tube filled with a powdered chemical; when air is drawn through it, if any of the gas is present, the powder will change color, its degree of change depending upon the amount of carbon monoxide present. This device is very sensitive and will detect gas as low as 0.01%. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
