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Chemical Safety and Hazard Communication Flashcards

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  1. Threshold Limit Values (TLVs) for occupational chemical exposure are established by which organization?

    Answer: ACGIH

    The American Conference of Governmental Industrial Hygienists (ACGIH) publishes TLVs annually as recommended occupational exposure guidelines.

  2. A flammable liquid with a flash point below 73°F (23°C) and a boiling point at or below 95°F (35°C) falls under which OSHA classification?

    Answer: Flammable liquid Category 1

    Under 29 CFR 1910.106 and GHS, flammable liquids with flash points below 73°F and boiling points at or below 95°F are the most hazardous category — Category 1.

  3. Which SDS section contains information about engineering controls, administrative controls, and personal protective equipment recommendations?

    Answer: Section 8

    SDS Section 8 — Exposure Controls/Personal Protection — covers occupational exposure limits, engineering controls, and recommended PPE.

  4. The Immediately Dangerous to Life or Health (IDLH) concentration values are established by which U.S. agency?

    Answer: NIOSH

    NIOSH (National Institute for Occupational Safety and Health) establishes IDLH values, which represent the maximum concentration from which a worker could escape within 30 minutes without irreversible health effects.

  5. In chemical safety, a 'secondary container' is best defined as:

    Answer: Any container that chemicals are transferred into from the original container

    A secondary container is any container other than the original manufacturer container into which a chemical is transferred, and it must be labeled with the chemical identity and applicable hazard warnings.

  6. Under OSHA's HazCom Standard, employers must ensure that Safety Data Sheets for hazardous chemicals are:

    Answer: Readily accessible to employees during their work shifts

    OSHA requires that SDSs be readily accessible to employees in their work area during each work shift, whether in paper or electronic form.

  7. Which GHS signal word is used on labels for chemicals classified in less severe (lower) hazard categories?

    Answer: Warning

    GHS uses only two signal words: 'Danger' for more severe hazards and 'Warning' for less severe hazards — 'Caution' and 'Notice' are not GHS signal words.