Asbestos
* Comes from deterioration of damaged insulation, fire-proofing or acoustical materials.
* are fibers that occur naturally and are used in some industrial substances like insulation.
* becomes a health hazard when the microscopic fibers are inhaled into the lungs.
* can appear in fibrous crystal form and, when crushed, separates into flexible fibers
  - be in ceiling tiles and flooring in older homes
  - become permanently lodged in our bodies and can cause cancer
* can cause a lung disease called asbestosis, and a rare type of cancer called mesothelioma
  - cancer of the lung and stomach, and breathing disorders such as asbestosis
  - cancer, and mismanaging it very serious matter
  - cancers which can be monitored for early detection
  - lung cancer
  - malignant and non-malignant diseases
  - scarring of the lung tissue and cancer of the pleural lining
  - serious health problems
  - several kinds of diseases, both malignant and non-malignant
  - pose a risk if fibers become airborne and are inhaled into the lungs
* cancer-causing agent when inhaled
  - material that never decomposes in the environment
* carcinogen and exposure to it can lead to several types of health effects
  - that mainly affects the lungs
* category of mineral fibers found in rocks.
* causes a variety of diseases including fatal cancers such as mesothelioma
  - cancer, ammonia is an irritant
  - serious illness and death
  - sickness in some but by no means all workers many years after exposure
* commercial term applied to the asbestiform varieties of six different minerals.
* commercially relevant group of strong, ductile, and fire-resistant mineral fibers.
* common name for a group of naturally occurring mineral fibers.
* compound made up of calcium and magnesium silicate with long, flexible fibers.
* consists of fibers of various sizes, colors, and textures.
* containing building materials are present in many buildings.
* containing material can be a potential health hazard if the fibers are airborne
  - in sound condition poses a lower health risk than when damaged
* containing materials are dangerous if disturbed or damaged
  - only if damaged or disturbed
* dangerous carcinogen.
* enters the body through inhalation or ingestion.
* fibrous material found in rocks and soils worldwide
  - used in a variety of building materials and industrial products
* fibrous mineral occurring in natural deposits
  - once commonly used in insulation and fireproofing material
  - that when airborne can become lodged in human lungs
  - mineral, of which there are various types
* fibrous, heat resistant insulating material.
* fireproof mineral widely used in building construction and manufacturing processes.
* general term for a number of naturally occurring fibrous mineral silicates.
* generic term applied to naturally occurring fibrous hydrated mineral silicates
  - for a group of several mineral fibers that have similar characteristics
  - given to several naturally-occurring silicate minerals
  - used to describe the fibrous form of six different minerals
* group of naturally occuring mineral silicates
  - occurring minerals
* hazardous air pollutant and known human carcinogen
  - which was once heavily used in building materials
* health threat when it is disturbed and becomes airborne.
* heat-resistant mineral once used widely in insulation and fireproofing.
* highly toxic product.
* includes chrysotile, amosite, crocidolite. tremolite.
* increases the risk of developing benign intestinal polyps.
* induces apoptosis in human alveolar macrophages
  - of pleural mesothelial cells via reactive oxygen species
* is also a naturally occurring silicate mineral, but with a different crystal structure
  - present in the backing on some vinyl sheet flooring
* is an effective insulator against heat, cold, electricity and noise
  - extremely fine fiber that is easily inhaled
  - occupational and environmental hazard of catastrophic proportions
  - another occupational carcinogen
  - associated with lung cancer and asbestosis, a disease which scars the lungs
  - composed of long thin fibers and it makes an excellent insulating material
  - dangerous only if the microscopic fibers are inhaled
  - durable, fire retardant, resists corrosion, and insulates well
  - fire resistant and tough
* is found in older homes
  - shingles, asphalt, plastics, concrete, pipes and paint
  - some vinyl floor tiles and the backing on vinyl sheet flooring and adhesives
  - harmful when it becomes airborne
  - hazardous only when fibers are released into the air and inhaled
  - health hazards
  - highly toxic by inhalation and possibly by ingestion
* is in the ceilings, heating and ventilating ducts, pipes and floor coverings
  - sprayed-on building insulation above the tiles in parts of the buildings
  - known to cause asbestosis, lung cancer, and mesothelioma
* is known to cause cancer and other respiratory diseases in humans
  - women who have a high exposure to asbestos are at higher risk
  - lung and other cancers and is considered dangerous when airborne
  - pose human health hazards
  - linked to several types of cancers
  - made up of fiber bundles
* is mined both in open quarries and underground
  - in much the same way as other minerals, such as iron, lead and copper
* is most dangerous in industrial settings
  - when it becomes airborne in dust
  - hazardous when it is friable
  - odorless
* is one of the most hazardous materials encountered during demolition activities
  - widely recognized construction health hazards
* is only a problem if the fibers are released into the air
  - one of many materials used in brake linings today
  - potentially a serious threat to human health and the enviornment
* is present in many common building materials used in private homes and in public buildings
  - older buildings and was used for insulation
  - primarily a health hazard when dry fibers become airborne and are inhaled
  - probably the best insulator known to man
  - recognized as a major health hazard
  - regulated under the Clean Air Act as a hazardous air pollutant
* is released from serpentine rock when it is broken or crushed
  - naturally through weathering and erosion
  - resources
* is the cause of asbestosis, as well as a rare form of lung cancer
  - common name for a group of minerals found in nature
  - general name for several fibrous minerals and products
  - leading nonmetallic mineral of the province
* is the name applied to a family of strong, flexible fibrous minerals
  - six naturally occurring minerals that are mined from the earth
* is the name for a family of minerals which provide, primarily, fire-proof insulation
  - group of natural minerals that separate into strong, very fine fibers
  - given to a group of fibrous minerals
* is used as a binder in cement, as insulation, and in anti-fire walls
  - for fire retardant materials and brake shoes and pads
  - in the production of paints and plastics
  - so widely that the entire population is potentially exposed to some degree
  - very resistant to acids and heat, and has high tensile strength
* known carcinogen and mutagen in both human and animals
* leaves invisible, hazardous fibers.
* listed carcinogenic substance.
* looks like barbed wire under a microscope.
* major cause of health problems in America's homes today.
* makes women bleed more.
* mined mineral that is one of the most common environmental hazards in the world.
* mineral compound of silicon, oxygen, hydrogen, and various metal cations.
* mineral fiber associated with increased levels of disease when inhaled
* mineral fiber that can have very serious health effects if it is inhaled or ingested
  - is mined out of rock
  - fibre which exists in three main forms
  - made of hydrated fibrous silicates
* mineral that exists in certain types of rock formations
  - is mined from the earth
  - was processed and used in many different building materials
* mineral-based material resistant to heat and corrosive chemicals.
* name given to a group of naturally occurring minerals.
* natural fiber that good insulator and is fire and corrosion resistant
  - mineral made up of many small fibres
* naturally occurring fibre often used as a fire retardant
  - group of minerals that can only be identified under a microscope
  - material that was used commonly in buildings for insulation
* naturally occurring mineral found in certain rocks
  - soil and rock in some areas of the United States
  - often used in building materials and construction
* naturally-occurring mineral fiber that is mined from rock
* non-flammable mineral product once used for insulation and fire proofing.
* occurs in a number of distinct types
  - homes and other buildings
  - several different forms
  - naturally, and is found in seams or veins in some igneous or metamorphic rocks
* ocurrs naturally in some areas.
* only becomes a danger when it is disturbed, causing the fibers to become airborne
  - dangerous when fibres from the source are released and become air-borne
  - presents a health hazard when fibers become airborne and are inhaled
* poses the greatest danger when it becomes airborne.
* potent carcinogen.
* recognized health hazard for humans.
* regulated material that can no longer be used in construction materials.
* related disease can takes years and decades to show.
* remains in schools, homes and commercial buildings across the country.
* serious threat to one's health because it can cause severe forms of lung disease.
* special type of long-thin silica crystal, usually of the mineral group chrysotile.
* suspected carcinogen.
* tends to break down into a dust of microscopic fibers
* term applied to some mineral silicates present in a fibre form.
* term used for several naturally occurring fibrous minerals
  - types of naturally occurring fibrous minerals
* well-known health hazard.
* widely used, mineral-based material that is resistant to heat and corrosive chemicals.