{"data":{"id":"us/42-cfr-84.72","jurisdiction":"us","citation":"42 CFR 84.72","heading":"Breathing tubes; minimum requirements.","body":"Flexible breathing tubes used in conjunction with breathing apparatus shall be designed and constructed to prevent:\n(a) Restriction of free head movement;\n(b) Disturbance of the fit of facepieces and mouthpieces;\n(c) Interference with the wearer's activities; and\n(d) Shutoff of airflow due to kinking, or from chin or arm pressure.","path":["Title 42—Public Health","CHAPTER I—PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER G—OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIES","PART 84—APPROVAL OF RESPIRATORY PROTECTIVE DEVICES","Subpart H—Self-Contained Breathing Apparatus"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-42.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:11Z","sha256":"241c73c6d981593a92b8bac656d5493f67492dd9565525eee31da05566171e54","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-84.71","next":"us/42-cfr-84.73"},"notice":"GroundRules: Original legal text. Not legal advice."}