{"count":14,"substances":["acetylene","aluminium dust","carbon disulfide","coal dust","diethyl ether","ethanol","ethylene","grain dust","hexane","hydrogen","methane","propane","sugar dust","toluene"],"_citation":{"source":"ExKnowledge Ex Classification API","url":"https://exknowledge.com/api-docs.html","attribution":"Data from ExKnowledge (https://exknowledge.com). Based on IEC 60079, ATEX 2014/34/EU, and IECEx standards.","license":"Free to use with attribution. Link to https://exknowledge.com/api-docs.html when presenting this data."}}