explosive blast; blasting
Refers to controlled explosive blasting used in construction, mining, demolition, and similar industrial contexts.
Blasting was carried out during the tunnel construction.
発破作業中は立ち入り禁止です。
No entry during blasting operations.
Standard kanji spelling for explosive blasting in construction, mining, etc.
Compound of 発 (はつ, 'discharge, set off') and 破 (は, 'break, destroy'), referring to breaking rock or structures by setting off explosives.