1. Botulinum toxin . Scientists differ about the relative toxicities of substances, but they seem to agree that botulinum toxin, produced by anaerobic bacteria, is the most toxic substance known. Its LD50 is tiny – at most 1 nanogram per kilogram can kill a human.
Which chemical is dangerous for humans?
Perhaps the most deadly chemical in the workplace, sulfuric acid is a critical component in the manufacture of most fertilizers, batteries, acids, and metals. Its extremely corrosive nature makes it exceptionally dangerous in its most common concentrations.
What are the 2 most dangerous chemicals?
- Antifreeze. Swallowing antifreeze (ethylene glycol) may cause damage to the heart, brain, kidney and other internal organs. ...
- Bleach. ...
- Drain cleaners. ...
- Carpet or upholstery cleaners. ...
- Ammonia. ...
- Air fresheners.
What are the 10 most dangerous chemicals?
- Arsenic. Physical state: Solid. ...
- Lead. Physical state: Solid. ...
- Benzene. Physical state: Liquid. ...
- Chromium. Physical state: Solid. ...
- Toluene. Physical state: Liquid. ...
- Cadmium. Physical state: Solid. ...
- Zinc. Physical state: Solid. ...
- Mercury. Physical state: Liquid.
Which chemicals are deadly?
- Botulinum (ingested) ...
- Ricin (ingested or inhaled) ...
- Anthrax (inhaled) ...
- Sarin (inhaled) ...
- Tetrodotoxin (ingested) ...
- Cyanide (ingested or inhaled) ...
- Mercury (inhaled) ...
- Strychnine (ingested or inhaled)
What is the world's deadliest poison?
Botulinum toxin
Scientists differ about the relative toxicities of substances, but they seem to agree that botulinum toxin, produced by anaerobic bacteria, is the most toxic substance known. Its LD50 is tiny – at most 1 nanogram per kilogram can kill a human.
How can I reduce chemicals in my life?
- Add more green to your space. Plants are a great way to naturally purify the air around you. ...
- Use natural personal care items. ...
- Switch to glass. ...
- Use natural cleaning items. ...
- Go organic.
What is the most toxic gas?
| Chemical name | Chlorine | CAS number | 7782-50-5 | LC50 toxicity in ppm | ACGIH (1986) STEL-TLV 1ppm | NFPA 704 Health Rating | 3 |
|---|
What liquids are dangerous?
- acrylic acid.
- acrylonitrile.
- cyclopentadiene.
- diketene.
- ethyl acrylate.
- hydrocyanic acid.
- methacrylic acid.
- methyl acrylate.
Which chemical causes sudden death?
The three most prevalent chemicals associated with sudden cardiac death- ethyl alcohol, cocaine, and tricylic antidepressants -are briefly mentioned.
What is the most powerful chemical?
PETN . One of the most powerful explosive chemicals known to us is PETN, which contains nitro groups which are similar to that in TNT and the nitroglycerin in dynamite. But the presence of more of these nitro groups means it explodes with more power.
What is the most dangerous thing in the universe?
Yet if Swift-Tuttle were to strike Earth, it would release more than one billion MegaTons of energy: the energy equivalent of 20,000,000 hydrogen bombs exploding all at once. Without a doubt, the comet that gives rise to the Perseids is far and away the single most dangerous object known to humanity.
How dangerous are chemicals?
Chemicals can be toxic because they can harm us when they enter or contact the body . Exposure to a toxic substance such as gasoline can affect your health. ... Some chemicals are hazardous because of their physical properties: they can explode, burn or react easily with other chemicals.
How can I tell if Im being poisoned?
- feeling and being sick.
- diarrhoea.
- stomach pain.
- drowsiness, dizziness or weakness.
- high temperature of 38C (100.4F) or above.
- chills (shivering)
- loss of appetite.
- headache.
How do you know if someone has died from poison?
- Very large or very small pupils.
- Rapid or very slow heartbeat.
- Rapid or very slow breathing.
- Drooling or very dry mouth.
- Stomach pain, nausea, vomiting, or diarrhea.
- Sleepiness or hyperactivity.
- Confusion.
- Slurred speech.
What poison has no taste?
Arsenic is a highly toxic chemical that has no taste, colour or smell. A victim's symptoms from a single effective dose will resemble food poisoning: abdominal cramping, diarrheoa, vomiting, followed by death from shock. There's no simple or easy cure.
