also: ちゃん
asphalt; bitumen
Technical term for asphalt or bitumen, used in construction and materials science.
Asphalt is used for road paving.
Bitumen is also used as a waterproofing material.
Standard kanji spelling for asphalt/bitumen.
Katakana loanword from English 'tar' or related term; used in some technical contexts.
Variant kanji form; less common than 歴青.
A variant spelling of 瀝青, the Sino-Japanese term for bitumen or asphalt. 歴 substitutes for the more complex character 瀝.