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Wes Adams
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Hazardous Materials
BasicsChemistry
DOT Regulations
Common Elements
Chemical Reactions
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Gases and Liquids
Flammable Solids
Oxidizers Corrosives Toxic Substances
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Organics Polymers Explosives Miscellaneous Hazards
Radioactive Materials
The most common element in the Earth’s crust.
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Hazardous Materials
Basics for 1
What is oxygen?
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Hazardous Materials
Basics for 1
In 1986 Congress, as a result of the Bhopal, India incident, enacted this.
Hazardous Materials
Basics for 2
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What is EPCRA?
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Hazardous Materials
Basics for 2
The red section of an NFPA placard indicates this.
Hazardous Materials
Basics for 3
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What is a flammability hazard?
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Hazardous Materials
Basics for 3
This is performed prior to site entry in order to aid in the selection of appropriate personal protective equipment.
Hazardous Materials
Basics for 4
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What is a preliminary evaluation?
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Hazardous Materials
Basics for 4
This is the highest level of hazardous materials responder and should be aware things like of route of exposure to hazardous materials, acute and delayed toxicity, local and systemic effects, dose response, and synergistic effects in addition to the requirements of the previous levels.
Hazardous Materials
Basics for 5
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What is the incident commander?
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Hazardous Materials
Basics for 5
Brass is an alloy of copper and zinc is this.
Chemistry for 1
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What is a mixture?
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Chemistry for 1
This is the change between the solid and liquid states.
Chemistry for 2
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What is melting?
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Chemistry for 2
This is the symbol for the element iron.
Chemistry for 3
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What is Fe?
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Chemistry for 3
The number of neutrons in an atom of phosphorus-31.
Chemistry for 4
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What is 16?
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Chemistry for 4
The seventh column of the periodic chart containing the elements fluorine, chlorine, bromine, iodine, and astatine are referred to as this.
Chemistry for 5
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What are halogens?
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Chemistry for 5
Class 4.3 hazardous materials refer to these materials.
DOT Regulations for 1
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What is dangerous when wet?
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DOT Regulations for 1
A liquid or solid that even in small quantities and without external ignition source can ignite within five minutes after coming in contact with air.
DOT Regulations for 2
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What are pyrophoric materials?
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DOT Regulations for 2
These pages in the ERG list the materials in alphabetical order.
DOT Regulations for 3
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What are the blue pages?
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DOT Regulations for 3
The placard below indicates this kind of material.
DOT Regulations for 4
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DOT Regulations for 4
What are nonflammable gases (class 2.2)?
DOT Regulations for 5
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The placard below indicates this kind of material.
What are Miscellaneous Hazardous materials (class 9)?
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DOT Regulations for 5
This gaseous element comprises about 21% of the atmosphere.
Common Elements for 1
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What is oxygen?
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Common Elements for 1
This element is the most chemically active nonmetal and forms compounds with all elements except the lighter noble gases.
Common Elements for 2
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What is fluorine?
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Common Elements for 2
Products made from this element can be used to sterilize water and as a bleaching agent of paper pulp and certain textiles.
Common Elements for 3
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What is chlorine?
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Common Elements for 3
4/5 of this element used annually is used to make sulfuric acid.
Common Elements for 4
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What is sulfur?
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Common Elements for 4
Coal, diamond, and graphite are allotropes of this element.
Common Elements for 5
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What is carbon?
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Common Elements for 5
This class of fire results when flammable gases and flammable (organic) liquids burn.
Chemical Reactions for 1
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What is class B?
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Chemical Reactions for 1
The type of reaction indicated here:
2 H2O2(aq) 2 H2O(l) + O2(g)
Chemical Reactions for 2
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What is a decomposition reaction?
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Chemical Reactions for 2
This factor that affects reaction rates causes combustion reactions to occur much more quickly if the oxygen content of the air is elevated.
Chemical Reactions for 3
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What is reactant concentration?
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Chemical Reactions for 3
Applying water is the most common way of putting out a fire. Water is useful mostly because it takes away this away from the fire.
Chemical Reactions for 4
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What is heat?
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Chemical Reactions for 4
A KHCO3 extinguisher is sometimes called this.
Chemical Reactions for 5
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What is purple K?
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Chemical Reactions for 5
Since corn oil has a specific gravity of 0.91 it do this on water.
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Gases and Liquids for 1
What is float?
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Gases and Liquids for 1
Since propane has a vapor density of 1.5 it do this in air.
Gases and Liquids for 2
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What is sink into low lying areas?
Gases and Liquids for 2
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This is the minimum temperature at which a flammable liquid first forms an ignitable mixture with air.
Gases and Liquids for 3
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What is the flash point?
Gases and Liquids for 3
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This is the largest amount of a gas or vapor that will burn when exposed to an ignition source.
Gases and Liquids for 4
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What is the Upper Explosive Limit (UEL)?
Gases and Liquids for 4
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A liquid that has a flash point below 73oF and a boiling point below 100oF is referred to as a this of class of flammable liquid.
Gases and Liquids for 5
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What is class IA?
Gases and Liquids for 5
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This group of elements from the periodic chart reacts violently with room temperature water.
Flammable Solids for 1
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What are alkali metals?
Flammable Solids for 1
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A W with a line drawn through it on the white section of an NFPA placard cautions against adding this.
Flammable Solids for 2
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What is water?
Flammable Solids for 2
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Sodium Burns with this color of flame.
Flammable Solids for 3
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What is yellow/orange?
Flammable Solids for 3
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Most combustible metal fires are this class of fire.
Flammable Solids for 4
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What is class D?
Flammable Solids for 4
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When water is added to calcium carbide it liberates this gas.
Flammable Solids for 5
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What is acetylene?
Flammable Solids for 5
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Oxidizers are in this class of hazardous materials.
Oxidizers for 1
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What is class 5.1?
Oxidizers for 1
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The following reaction illustrates this “redox” pair partner:
Mg Mg+2 + 2e-
Oxidizers for 2
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What is an oxidation?
Oxidizers for 2
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The fluorine in the following reaction is this:
F2 + 2 I-1 I2 + 2 F-1
Oxidizers for 3
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What is the oxidizing agent (oxidizer)?
Oxidizers for 3
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The bombing of the Federal Building in Oklahoma City on April 19, 1995 involved mixing this oxidizer with diesel fuel.
Oxidizers for 4
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Oxidizers for 4
What is ammonium nitrate?
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Oxidizers for 5
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This often explosively unstable oxidizing organic material can form in old ether bottles.
What are organic peroxides?
Oxidizers for 5
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A solution with a ph 5.4 is considered this.
Corrosives for 1
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What is acidic?
Corrosives for 1
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One hazard of this acid is that it will extract water from organic materials like sugar for one.
Corrosives for 2
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What is sulfuric acid?
Corrosives for 2
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This oxidizing acid causes yellow burns on contact with exposed skin.
Corrosives for 3
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What is nitric acid?
Corrosives for 3
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Grades of this acid above 73% are not offered for transportation because they are explosively unstable.
Corrosives for 4
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What is perchloric acid?
Corrosives for 4
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The best way to deal with a large spill of a corrosive material is to do this.
Corrosives for 5
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What is to neutralize it with an appropriate material?
Corrosives for 5
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This route of exposure refers to a substance that penetrates the epidermis into the dermis and the blood stream.
Toxic Substances for 1
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What is skin absorption?
Toxic Substances for 1
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These are toxic substances that cause liver damage, alcoholic beverages for one.
Toxic Substances for 2
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What are hepatoxins?
Toxic Substances for 2
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This is an injury, disease or death caused by continued or repeated short-term exposures over a period of a few days, weeks, or longer periods.
Toxic Substances for 3
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What is chronic effect?
Toxic Substances for 3
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The dosage of a toxic substance when administered to laboratory animals kills half of them is referred to as this.
Toxic Substances for 4
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What is Lethal Dose 50% kill (LD50)?
Toxic Substances for 4
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This is the time weighted average TLV of a toxic substance that workers can be continuously exposed for eight hours in conformance with OSHA regulations.
Toxic Substances for 5
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What is the Permissible Exposure Limit (PEL)?
Toxic Substances for 5
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This type of hydrocarbon has at least one carbon-carbon triple bond .
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Organics for 1
What is alkyne?
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Organics for 1
These three aromatic compounds make up the BTX family.
Organics for 2
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What are benzene, toluene, and xylene?
Organics for 2
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The functional group in this molecule for example.
Organics for 3
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What is an aldehyde?
Organics for 3
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This type of organic solvent is typically not flammable.
Organics for 4
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What are halogenated hydrocarbons?
Organics for 4
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Drinking as little as 0.6 pints of this alcohol can cause death while lesser amounts cause irreversible blindness.
Organics for 5
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What is methanol?
Organics for 5
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These polymers are materials that if a moderate amount of deforming force is added will return to its original shape.
Polymers for 1
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What are elastomers?
Polymers for 1
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This type of polymerization has alternating types of units (A-B-A-B).
Polymers for 2
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What is a co-polymer?
Polymers for 2
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This is written next to the guide book number in the ERG to indicated a material will hazardously polymerize.
Polymers for 3
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What is a “P”?
Polymers for 3
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This decomposition and formation of flammable vapor away from the heat source can cause this in which the fire spreads to another room with out direct contact from the fire.
Polymers for 4
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What is flashover?
Polymers for 4
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This is the most common polymer made in the US.
Polymers for 5
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What is polyethylene?
Used to make milk jugs, trash bags, plastic wrap etc.
Polymers for 5
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These shock waves are associated with the explosives shattering power called this.
Explosives for 1
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What is the brisance?
Explosives for 1
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The type of explosion that can occur in a grain elevator is called this.
Explosives for 2
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What is a dust explosion?
Explosives for 2
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All explosive materials are stored in these buildings by Federal, state, and local regulations.
Explosives for 3
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What are magazines?
Explosives for 3
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According to DOT regulations, the hazard class that houses explosives there are this many divisions.
Explosives for 4
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Explosives for 4
What is 6?
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Explosives for 5
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The bombers of the USS Cole used this as an explosive.
What is C-4?
Explosives for 5
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OSHA specifies this Level of PPE as the minimum protection for workers in danger of exposure to unknown chemical hazards.
Miscellaneous Hazards for 1
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What is Level B?
Miscellaneous Hazards for 1
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The area immediately around the spill is called this.
Miscellaneous Hazards for 2
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What is the hot zone (exclusion zone)?
Miscellaneous Hazards for 2
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The mail attacks that followed the September 11 terrorist attacks involved this biological agent.
Miscellaneous Hazards for 3
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What is anthrax?
Miscellaneous Hazards for 3
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This hazardous material is a waste, or reusable material, that contains an infectious substance and is generated in the diagnosis, treatment, or research of humans or animals.
Miscellaneous Hazards for 4
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What is an regulated medical waste?
Miscellaneous Hazards for 4
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A Japanese doomsday cult, used this chemical agent in a terrorist attack on the Tokyo subway system that killed 12 and sent more than 5,000 people to hospitals.
Miscellaneous Hazards for 5
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What is Sarin? (used by Aum Shinrikyo)
Miscellaneous Hazards for 5
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The number of protons does Uranium-238 has.
Radioactive Materials for 1
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What is 92?
Radioactive Materials for 1
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This is the time it takes for ½ of a radioactive material to decay.
Radioactive Materials for 2
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What is the half life?
Radioactive Materials for 2
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This type of radiation types causes the most damage from an external source .
Radioactive Materials for 3
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What is gamma radiation?
Radioactive Materials for 3
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Exposure to this radioactive material accounts for on average 50% the 360 mrem annual exposure to ionizing radiation.
Radioactive Materials for 4
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What is radon?
Radioactive Materials for 4
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This nuclear power plant disaster that occurred in 1986 which is still known as the worst peace-time nuclear disaster on record.
Radioactive Materials for 5
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What is Chernobyl?
Radioactive Materials for 5
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