Concrete floors and walls can be mechanically decontaminated by removing the contaminated surface layer (1 to 2 inches) using surface grinders, spallers, or pneumatic drills.
Source: wiktionary
Spaller
Synonyms for "spaller"
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Sample sentences
6 total sentences available.
The concrete spaller system contains a hydraulic power supply system and the spaller device. The spaller device, as shown in Figure 19, basically consists of a hydraulic cylinder, a push rod, and a bit.
Source: wiktionary
The concrete spaller is a device which has been developed specifically for removing concrete surfaces by Pacific Northwest Laboratory (PNL).
Source: wiktionary
In 1919, the weekly margin above the living wage for the "all others" item was 6s., though the spallers then received 9s. a week margin and the millhands only 3s.
Source: wiktionary
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.