FOR 301 - Ch. 17: Soil and Glass

Eastern Kentucky University

Becke line

a bright halo observed near the border of a particle immersed in a liquid of a different refractive index

humus

organic matter that is decayed and decaying vegetation and animal matter

soil

earth material, either natural or manmade (concrete, gravel, etc.) that is transferred from a crime scene to a person or object, and vice versa

refractive index

ratio of the velocity of light in a vacuum (or air) to the velocity as it passes through the medium

fracture match

where a piece of glass breaks into relatively large pieces that have at least one, good, intact edge that be fitted to the edge of another piece from the same source

float glass

molten glass cooled on top of a bath of molten tin, allowing it to be very flat to be used in windows and other applications