gathering iron

gathering iron

[′gath·ə·riŋ ‚ī·ərn]
(engineering)
A rod used to collect molten glass for glassblowing.
References in periodicals archive ?
The bizarre strategy is to let the critters charge up as they walk, then use this electricity to attract oppositely polarized poisonous particles--like a magnet gathering iron filings.
The antibodies stop the bacteria from gathering iron from within the animal, meaning they cannot survive and go on to cause disease.