What is the {Class IB flammable liquid} with the {MAX(time-weighted average exposure limit)} ?
What class IB flammable liquid has the largest time-weighted avg exposure limit?
What Class IB flammable liquid has the highest time-weighted average exposure limit?
SELECT ?f WHERE { ?f property:time-weighted_average_exposure_limit ?i . ?f rdf:type ontology:Class_IB_flammable_liquid }
select ?ent where {
?ent <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21009055>.
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?ent .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2404>.
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .}
ORDER BY DESC(?obj)
LIMIT 5
select ?ent where { ?ent wdt:P31 wd:Q21009055 . ?ent wdt:P2404 ?obj } ORDER BY DESC(?obj)LIMIT 5 
dimethoxymethane acetone Octane isopropyl ether n-heptane