亜炭[atan] lignite
一酸化炭素[issankatanso] carbon monoxide
活性炭[kasseitan] activated charcoal
褐炭[kattan] brown coal
含水炭素[gansuitanso] carbohydrate

黒炭[kokutan] bituminous coal
採炭[saitan] coal mining
載炭[saitan] coaling
重炭酸曹達[juutansansouda] sodium bicarbonate
出炭[shuttan] coal production

御産[osan] (giving) birth
御土産[omiyage] present
コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture
安産[anzan] easy delivery
遺産[isan] inheritance

遺産相続[isansouzoku] inheritance
加工産業[kakousangyou] manufacturing industry
家産[kasan] family property
海産業[kaisangyou] marine industries
海産物[kaisanbutsu] marine products