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  2. Ecotoxicity - Wikipedia

    en.wikipedia.org/wiki/Ecotoxicity

    These effects are caused by the interaction of the chemical with an organism's cell membranes, often leading to cell or tissue damage or death (Peake, 2016). Chronic ecotoxicity, on the other hand, refers to harmful effects from long-term exposure, ranging from 15 days to several years.

  3. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    [4] [5] Biological hazards, also known as biohazards, are organic substances that pose a threat to the health of living organisms, primarily humans. This can include medical waste, samples of a microorganism, virus, or toxin (from a biological source) that can impact human health. Biological hazards can also include substances harmful to animals.

  4. Contaminated currency - Wikipedia

    en.wikipedia.org/wiki/Contaminated_currency

    Heroin was detected in seven bills in amounts ranging from 0.03 to 168.5 μg per bill: 6-AM and morphine were detected in three bills; methamphetamine and amphetamine in three and one bills, respectively, and PCP was detected in two bills in amounts of 0.78 and 1.87 μg per bill. Codeine was not detected in any of the one-dollar bills analyzed".

  5. Environmental toxicology - Wikipedia

    en.wikipedia.org/wiki/Environmental_toxicology

    Environmental toxicology is a multidisciplinary field of science concerned with the study of the harmful effects of various chemical, biological and physical agents on living organisms. [1] [2] Ecotoxicology is a subdiscipline of environmental toxicology concerned with studying the harmful effects of toxicants at the population and ecosystem ...

  6. Biological warfare - Wikipedia

    en.wikipedia.org/wiki/Biological_warfare

    Biological warfare, also known as germ warfare, is the use of biological toxins or infectious agents such as bacteria, viruses, insects, and fungi with the intent to kill, harm or incapacitate humans, animals or plants as an act of war. [1]

  7. Microbial toxin - Wikipedia

    en.wikipedia.org/wiki/Microbial_toxin

    These harmful algal blooms are more likely to be produced at a dangerous amount when there is an excess of nutrients, the temperature is 20 °C, there is more light, and calmer waters. [17] Eutrophication and other contamination can lead to an environment that promotes cyanobacteria blooms . [ 17 ]

  8. Learn More: 6 Genius Things All Wealthy People Do With Their Money From the way people budget to the way they spend, save and invest, minor sins are easy to come by.

  9. Human pathogen - Wikipedia

    en.wikipedia.org/wiki/Human_pathogen

    A human pathogen is a pathogen (microbe or microorganism such as a virus, bacterium, prion, or fungus) that causes disease in humans.. The human physiological defense against common pathogens (such as Pneumocystis) is mainly the responsibility of the immune system with help by some of the body's normal microbiota.