US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER b: POTENTIALLY INFECTIOUS MEDICAL WASTESPart 1421 — ACTIVITY STANDARDS1421.ILLUSTRATION A35 Ill. Adm. Code 1421.ILLUSTRATION AA International Biohazard SymbolYear: 2026Length: 6 wordsOfficial source Section 1421.ILLUSTRATION A International Biohazard SymbolPrevious35 Ill. Adm. Code 1421.ILLUSTRATION