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Toxic Sign

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kedma
10 diapositives · 540 Views · Jul 26, 2014

Toxic Sign. Toxic Sign. Indicates toxicity - Toxic substances are poisonous and can cause damage to the body Different types of toxic - Chemical - Harmful chemicals such as mercury and asbestos - Biological -Harmful bacteria that cause diseases. Biohazard Sign. Biohazard Sign.

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Toxic Sign
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  1. Toxic Sign

  2. Toxic Sign • Indicates toxicity - Toxic substances are poisonous and can cause damage to the body • Different types of toxic - Chemical - Harmful chemicals such as mercury and asbestos - Biological -Harmful bacteria that cause diseases

  3. Biohazard Sign

  4. Biohazard Sign • A sign that indicates the presence of biological hazards (biohazards) - Biohazards are infectious biological substances that can threaten our health - Biohazards are usually bacteria and viruses • Biohazards are leveled according to risk - Level 1 biohazards, like varicella, have minimal risk - Level 2 biohazards, like HIV, can cause mild diseases - Level 3 biohazards, like malaria, can cause severe or fatal diseases, but there are treatments - Level 4 biohazards, like Ebola virus, can cause severe or fatal diseases and there are no treatments.

  5. High Voltage Sign

  6. High Voltage Sign • Indicates that there is high voltage - Voltage is the degree of electrical force - The higher the voltage, the more dangerous the electricity and the more intense electrocution will be • Used in: - Electrical power distribution- Cathode ray tubes - used in x-rays and particle beams

  7. Trefoil (Radiation) Sign

  8. Radiation Sign • Indicates radiation - Radiation is the process wherein energy travels through space to be absorbed by another object • Has 2 kinds - Ionizing radiation ( ) - consists of electromagnetic waves that can detach electrons from atoms - Includes x-rays and ultraviolet rays - Non-ionizing radiation ( ) - consists of electromagnetic waves that do not have enough energy to detach electrons from atoms - Includes microwaves and radio waves (cellphones, radio, etc.)

  9. Corrosive Sign

  10. Corrosive Sign • Indicates material that can cause corrosion - Corrosion is the disintegration of a substance into atoms and is usually caused by chemical reaction • Corrosive substances are harmful - Can cause damage if inhaled, ingested, or has contact with the eyes or skin - Includes some acids such as sulfuric acid and bases such as ammonia