poisonous发音

Searching…

www.cdc.gov

Cyanide | Chemical Emergencies | CDC

Sep 6, 2024 · Cyanide is a fast acting and potentially deadly chemical. Signs and symptoms of ammonia exposure depend on how much you were exposed to. Get away from the area, get clean, and get medical care if exposed.

www.cdc.gov

Poisonous Plants and Work | Outdoor | CDC

Aug 28, 2024 · Types Identifying poisonous plants The old saying “Leaves of three, let it be!” is a helpful reminder for identifying poison ivy and poison oak. However, it does not apply to poison sumac, which usually...

www.cdc.gov

Phosgene | Chemical Emergencies | CDC

Sep 6, 2024 · Phosgene is a toxic gas or liquid that can cause damage to the skin, eyes, nose, throat, and lungs. Signs and symptoms depend on how the amount of phosgene, how the person was exposed, and for how long. ...

www.cdc.gov

Venomous Snakes at Work | Outdoor | CDC

Aug 28, 2024 · Venomous snakes can be dangerous to outdoor workers. Although most people do not die from snake bites, there can be lasting effects. Employers and workers can take actions to stay safe.

www.cdc.gov

Ricin | Chemical Emergencies | CDC

Sep 6, 2024 · Ricin is a natural poison that can harm the body. Signs and symptoms of ricin poisoning depend on whether ricin was breathed in, swallowed, or injected. If you were exposed, get medical care.