title: How much intrinsic safety is enough?
authors.affiliation: Industrial Scientific Corporation, Oakdale, Pa., USA.
authors.forename: D D
authors.initials: DD
authors.lastname: Wagner
authors.forename: K
authors.initials: K
authors.lastname: Mangieri
mesh_terms: D004581:Electronics; D004867:Equipment Design; D004868:Equipment Failure; D004869:Equipment Safety / Q000295:instrumentation*; D005390:Fires / Q000517:prevention & control; D005740:Gases / Q000032:analysis*; D016272:Occupational Health
chemical_list: D005740:Gases