what is the difference between biological and chemical weapons?
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Chemical weapons are devices that use chemicals to inflict death or injury; biological weapons use pathogens or organisms that cause disease. Pathogens include bacteria, viruses, fungi, and toxins (poisons produced by animals or plants).
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The key difference between chemical and organic evolution is that the chemical evolution occurs due to changes in the structure of the molecules; from complex molecules to simple molecules with the passage of time whereas the organic evolution occurs due to the changes in the genetic composition of populations of ...
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A computer virus passes from computer to computer like a biological virus passes from person to person. Unlike a cell, a virus has no way to reproduce by itself. Instead, a biological virus must inject its DNA into a cell. The viral DNA then uses the cell's existing machinery to reproduce itself.
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Chemical weapons are typically categorized as blister, nerve, choking, blood and riot-control agents, and the effects of these weapons are felt immediately upon inhalation or skin contact. Examples of chemical weapons are mustard gas, sarin, chlorine, hydrogen cyanide and tear gas.
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The difference between bio and organic is on the consumer level. ... Bio is perceived to be even more natural than organic, to contain more nutrients, and therefore to be healthier. Organic is supposed to be more environmentally friendly and more respective of nature.
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AR-15-style semiautomatic weapons are civilian versions of military weapons. So what's the difference? Gun control advocates say the difference is minimal, arguing the AR-15, like its military version, is designed to kill people quickly and in large numbers - hence the term assault-style rifle.
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Such hazards are categorized into three classes: biological, chemical and physical. Overhead 2. Biological hazards include harmful bacteria, viruses or parasites (e.g., salmonella, hepatitis A and trichinella). Chemical hazards include compounds that can cause illness or injury due to immediate or long-term exposure.
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The differences between physical, chemical and biological weathering are that physical weathering is done by water, temperature, and wind whereas biological weathering is done by biological organisms and chemical weathering is done by hydrolysis, reduction, and oxidation.
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A chemical weapon (CW) is a specialized munition that uses chemicals formulated to inflict death or harm on humans. ... Chemical weapons are classified as weapons of mass destruction (WMDs), though they are distinct from nuclear weapons, biological weapons, and radiological weapons.
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Both venoms and poisons are produced by microorganisms in different ways and both act as antigens in the body of the recipient. ... Poison – bite it and you'll die. Venom – it bites you and you die. Toxins – an antigen produced in the body via a biological process.
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The main difference between the two is that biological detergents contain enzymes, which are very effective at breaking down dirt into smaller pieces. ... Non-bio detergents don't use these enzymes. Instead, their magical cleaning power comes from other gentler ingredients and clever technology.
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What is the difference between a biological variable and a psychological variable? As variables, the psychological has no material substance, but the biological is based on material substances. people differ in terms of stable individual differences like needs and traits.
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The biocidal active substances are mostly chemical compounds, but can also be microorganisms (e.g. bacteria). Biocidal products contain one or more biocidal active substances and may contain other non-active co-formulants that ensure the effectiveness as well as the desired pH, viscosity, colour, odour, etc.
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There are three main methods used for control of invasive species -- biological, mechanical, and chemical. Biological control is the intentional manipulation of natural enemies by humans for the purpose of controlling pests. Mechanical control includes mowing, hoeing, cultivation, and hand pulling.
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A chemical weapon agent (CWA) is a chemical substance whose toxic properties are used to kill, injure or incapacitate human beings. About 70 different chemicals have been used or stockpiled as chemical weapon agents during the 20th century. These agents may be in liquid, gas or solid form.
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Hypochlorous acid is one of the most effective known biocides. This weak acid with the chemical name HClO or HOCl is the same chemical produced by the human immune system to kill invasive organisms and fight infection.
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Biological and physical anthropology are the same and are more region specific, they refer to the study of human biology and behaviour from an evolutionary perspective. Forensic anthropology refers to the use of biological/physical anthropology in a forensic context.