1. spalling - Noun
2. spalling - Verb
A fragment or chip of stone.
spalling
present participle of spall
The process of reducing (stone blocks, etc.) to an approximately level surface by hammering.
Any process that spalls a surface, or the damage that results from that process: spallation.
Source: en.wiktionary.orgA drill is also necessary but it must produce a clean hole with no surface spalling or breakouts. Source: Internet
If the EFP perforates the armor, spalling and extensive behind armor effects (BAE, also called behind armor damage, BAD) will occur. Source: Internet
The breakage of material from a surface is called spalling. Source: Internet