### dying art form | engraving:

Etching
* allows for a freer artistic hand than does engraving.
* are engravings
  - graphics
  - parts
  - work of art
* art that requires much experimenting and experience.
* can play many roles in the commercial use of glass work.
* differ mainly from engravings in that they allow a freer line to be made than engravings.
* happens when acid in some form comes in contact with a polished marble or limestone surface.
* is an art process that involves a sheet of copper that is coated with a resist
  - created by washing out the blocked areas with tap water
  - one of the oldest art printing forms
* is the method of using a metal plate to make prints
  - process of chemically removing the unwanted copper from a plated board
  - used in the maker s mark and for some cosmetic enhancement
* reveals the microstructure of a material by selective dissolution of the structure.
* safe, modern, esthetic version of the ancient art form of scarification.
* uses a chemical to burn vehicle identification numbers into glass or metal.

### dying art form | engraving | etching:

Aquatint
* are a method of etching in tone
* is an etching
* is an etching process in which the artist is concerned with tone rather than line
  - tonal areas are created instead of lines
  - produced by dusting the copper plate with a resin and heating the plate
  - used to print areas of color
* variation of etching aquafortis.

Halftone
* is used to optimize the quality of scanned photos when printed on desktop printers.
* mechanical process for printing continuous tone images in ink.

Wood block
* can raise a table's height so wheelchairs can fit.
* is an engraving

### dying craft:

Metal spinning
* dying craft.
* is much more than just bending metal.

### dying industry:

Coal mining
* can have a profound effect in the land
  - result in a number of adverse effects on the environment
* causes saltwater intrusion into aquifers.
* continues to be subsidised in numerous countries.
* dying industry.
* has an important role in the economy of southern Indiana
  - major impacts on terrestrial and aquatic ecosystems
* imposes some of the most severe energy related environmental costs on American land.
* is an important industry in western and southwestern Virginia
  - governed by state and federal laws that involve much paperwork
  - land disturbance on a vast scale
* is one of the country's oldest industries
  - most dangerous jobs in the United States
  - the largest single mining activity with uranium and granite lower on the scale
* tends to occur in isolated rural areas with little alternative employment opportunities.

### dying mind:

Closed mind
* dying mind.
* tend to 'filter' reality to make it fit into their past 'realities'.

### dynamic field:

Academic medicine
* can involve clinical researc studies
  - recommend phrophylaxis for diseases
* dynamic field.

Microsurgery
* allows plastic surgeons to operate in any area of the body.
* connects tiny blood vessels, creating a lifeline for the transplanted tissue.
* is an operation
  - that removes the cancer and as little normal tissue as possible
* is the treatment of choice for lesions that are symptomatic and accessible
  - use of microscopic dissection techniques to physically remove the tumor
* skill which takes time and constant practice to perfect and maintain.