Includes sources such as oceanic aerosol, volcanic emissions, biogenic sources, windblown terrestrial dust and lightening.

Contain hazardous materials such as lead and mercury.

The dangers associated with these are generally combustion or explosion dangers.

Before shipment to a processing or long-term storage facility, wastes are segregated by type and chemical characteristics.

Accidents involving hazardous wastes must be reported immediately to state regulatory agencies and local health officials.

Processes are employed in the treatment of wastewater.

Represents perhaps a major environmental factor affecting the biota of running waters.

A disposal or processing facility should be located only on stable geologic formations.

Varies in acidity and has little suspended material.

Regulations of USDOT prescribe the design and construction of packages used to transport all hazardous materials, whether they are considered waste or usable materials.

Noise is measure in terms of __ which is a log ratio of sound P to a std. P. It has a dimensionless unit __ (_). The international reference P is 2 x 10^-5 Pa.

Hazardous waste landfills should be located well above historically high groundwater tables.

Constitutes __ % or more by weight of active protoplasm.

This source of pollution can be readily identified because it has a definite source and place, where it enters the water. Eg: Municipal industrial discharges pipes.

Can create fires under certain conditions, undergo spontaneous combustion, or have a flash point less than 60°C (140°F).

Household cleaners such as bleach and ammonia causing severe skin damage, certain and can be poisonous if ingested.

Causes Blue baby disease.

Occurs due to the presence of undesirable solid or gaseous particles in the air in quantities that are harmful to human health and environment.

Is necessary for photosynthesis, and is often a defining feature when describing habitat.

Another danger is the fumes they give off which can cause significant damage to humans as well as the environment.

The combined effects of population explosion and changing modern living standards have had a cumulative effect in the generation of a large amount of various types of wastes.

This list includes certain wastes known to contain mercury, such as fluorescent lamps, mercury switches, and the products that house these switches, and mercury-containing novelties.

An increase in an individual's risk of developing cancer.

Is mainly the result of agricultural and forestry activities, although it can also occur where there is small-scale mining over a large area.

These are solid wastes that pose a fire threat. These are materials that have the potential to ignite by friction or heat sources, or by contact with other chemicals.

Areas with low ultimate land use should receive prime consideration. Areas with high recreational use potential should be avoided because of the increased possibility of direct human contact with the wastes.

This list identifies wastes from many common manufacturing and industrial processes, such as solvents that have been used for cleaning or degreasing.

Is the product of complex photochemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOC).

The agent which causes pollution.

It creates alternate compression and rarefaction.

Has high levels of suspended solids with a muddy/silty appearance, as well as high levels of dissolved inorganic solids, tending to be alkaline.

Are materials, including solids, that are acids or bases, or that produce acidic or alkaline solutions.

Is also important in determining the nature of habitats.

Any undesirable change in the physical, chemical or biological characteristics of any component of the environment (air, water, soil) which can cause harmful effects on various forms of life or property.

Are unstable under normal conditions. They can cause explosions or release toxic fumes, gases, or vapors when heated, compressed, or mixed with water.

May be local, regional, transboundary or global.

Accidental exposure can occur through ingestion, inhalation, and/or skin absorption.

It is the most efficient of all solvents and carmes in solution the necessary gases, oxygen and carbon dioxide, as well as the mineral substances necessary to the growth of plants and animals.

Important in the development of soils.

These cannot be degraded by natural processes. Eg: Toxic elements like lead or mercury and nuclear wastes

Pollution is derived from Latin word '__' which means '__' any feature of environment.

Is a natural resource for which there is NO substitute.

Is one of the more common dangers of household hazardous wastes and must be watched carefully.

Waste-specific degradation processes include __, which destroys organophosphorus and carbonate pesticides, and __, which destroys some polychiorinated pesticides

is usually achieved by incineration, which takes advantage of the large organic fraction of waste being generated by many industries, but may lead to secondary problems for hazardous waste engineers.

Disposal of municipal waste in the upper layers of the earth's mantle.

When a source of pollution cannot be readily identified such as agricultural runoff, acid rain etc.

These remain in the environment for many years in an unchanged condition and take decades or longer to degrade.

Are transported across the nation on trucks, rail flatcars, and barges.

Is essential to the maintenance of all life.

They work to define legislation with the intention that water is maintained at an appropriate quality for its identified use.

Processes such as settling and fitration.

Are based on the premise that one person's waste is another person's prize.

Is a basic requirement for a healthy aquatic ecosystem.

Is generally practiced to prevent undesirable reactions at disposal sites and may lead to economics of scale in the design of detoxification or resource recovery facilities.

Offers an alternative to digging up and moving large quantities of hazardous waste, and is particularly suitable for treating large volumes of dilute waste.

Is mechanical energy from a vibrating source.

The introduction of substances to the marine environment directly or indirectly by man resulting in adverse effects such as hazardous to human health, obstruction of marine activities and lowering the quality of sea water.

They have the potential to combust.

The pollutants that are produced in the atmosphere, when certain chemical reactions take place among the primary pollutants and with others in the atmosphere.

Is the degradation of water quality by any process that increases the ambient water temperature.

Are key concerns as a hazardous waste begins its journey from the generator site to a secure long-term storage facility.

Causes bone marrow disease.

It can propagate through air, liquid or solid.

Is the organic and inorganic material that makes up the bed of a river, stream or lake etc.

Is a waste with properties that make it potentially dangerous or harmful to human health or the environment.

There is freedom from desiccation, except at high-tide levels, and therefore no highly specialized means are provided for conservation of water or for its transport in plants.

Hazardous waste management facilities should be located outside the paths of recurring severe storms.

Cause environmental damage.

Affects the solubility of many chemical compounds and can therefore influence the effect of pollutants on aquatic life.

Generates from human activities and includes sources such as fuel burning, refuge burning, transportation, construction of buildings, chemical factories, metallurgical factories and, vehicles.

They undergo constant change and adaptation, and can withstand stress based on their unique physical, chemical and biological properties.

It is a measure of the condition of water relative to the requirements of one or more biotic species and or to any human need or purpose.

Is a buffered solution, that is, changes from acid to alkaline condition, or vice versa, are resisted.

In this process, chemicals are mixed with waste sludge, the mixture is pumped onto land, and solidification occurs in several days or weeks.

The __ has recommended the permissible noise levels for various places

Is the effect of undesirable changes in our surroundings that have harmful effects on plants, animals and human beings.

Is pressure perturbation in the medium through which it travels.

The primary danger is that the substance could ignite.

Are harmful or fatal when ingested or absorbed.

Presence of foreign matter either gaseous or particulate or combination of both in the air which is detrimental to the health and welfare of human beings.

These techniques are specific ion exchange obviously does not work for every chemical, and some forms of heat treatment may be prohibitively expensive for sludge that has a high water content.

These lists include specific commercial chemical products that have not been used, but that will be (or have been) discarded.

The most common standards used to assess water quality relate to health of ecosystems, safety of human contact and drinking water.

Is discharged in the system through a single source.

It creates O2 rich conditions where bacteria and fungi oxidize the wastes.

Such as dust, seeds, spores, pollen grains, algae fungi, bacteria and viruses.

Is the introduction of substances, biological organisms, or energy into the soil, resulting in a change of the soil cuality, which is likely to affect the normal use of the soil or endangering public health and the living environment.

It is itself one of the essential raw materials in the manufacture of foods by plants.

Any old, expired, or unused over-the-counter or prescription medications.

Is a yellowish fog caused by a mixture of atmospheric pollutants and it consists mainly of fine particles and ozone.

The release of harmful materials, typically generated through human activity including industry, domestic and agricultural waste, into the receiving environment.

Is a controlled process that uses combustion to convert a waste to a less bulky, less toxic, or less noxious material.

Are the primary factors governing life in riverine habitats, and both are closely related to seasonal variations.

It is most frequently used by reference to a set of standards against which compliance can be assessed.

These have the capacity to absorb from the surrounding air through their stomata openings.

The concept of a cradle-to-grave tracking system has long been considered key to proper management of hazardous waste.

These can be rapidly broken by natural processes. Eg. Domestic sewage, discarded vegetables etc.

Made up of rock fragments, is formed over thousands of years by physical and chemical weathering of bedrock.

Any material that is thrown away or discarded as unwanted.