embrittle
Verb
Meaning
make brittle
Source: WordNetSynonyms
Antonyms
Hypernyms
Hyponyms
Examples
Tin-based solders readily dissolve gold, forming brittle intermetallics; for Sn-Pb alloys the critical concentration of gold to embrittle the joint is about 4%.
This is usually the opposite of the desired effect when welding, as it tends to embrittle the site, but may not be a problem for general mild steel welding, where ultimate ductility is not a major concern.