🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربية中文日本語EntityQ2148791· pop 20caloricself-repellent fluid in an obsolete scientific theoryAvailable in 20 languagesEspañolFrançais中文日本語РусскийPortuguêsItalianoالعربيةBelarusianBulgarianFinnishConnectionscaloric theoryEntity