Lab Signs Crossword

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Across
  1. 2. Indicates substances with severe and immediate toxic effects
  2. 6. Indicates non-ionizing radiation is present
  3. 8. Indicates explosives are present
  4. 9. Indicates materials that can cause skin burns or corrosion
  5. 10. Indicates biological hazards
Down
  1. 1. Indicates flammable materials are present
  2. 3. A flame over a circle symbol
  3. 4. Indicates gas stored under pressure
  4. 5. Indicates toxic materials are present
  5. 7. A recognizable symbol