EntityQ902796· pop 30· linked from 102 articlesDavy lampSign in to savesafety lamp for use in flammable atmospheresConnectionsmining of coalEntityfiredampEntityIndiaCountryOlympic GamesConceptKolkataCityInternational Standard Book NumberEntitycarbon dioxideEntityUniversity of OxfordEntityAlexander von HumboldtEntity2012 Summer OlympicsEntitymethaneEntityWayback MachineEntitydigital object identifierEntityLibrary of CongressEntityHumphry DavyEntityRoyal SocietyEntityHouse of CommonsEntitysieveEntityGeorge StephensonEntityNorth East EnglandEntityCategories1815 introductions19th-century inventionsDavy familyEnglish inventionsHistory of miningMine safetyMining equipmentOil lamp