【机】 anthracitic bitumite
naught; nonexistence; not; nothing; without; lack; zero
【医】 a-; leipo-; lipo-; non-
cigarette; tobacco; fume; lunt; mist; reek; smoke
【医】 fume; smoke; tabacum
soft coal
【化】 bituminous coal; bitumite; boghead (coal); soft coal