Question

352. The ratio of number of grain to grain contact
to the total number of grains counted in the
traverse is:
A. Packing density B. Packing proximity
C. True porosity D. True density
​

Answer 1

Answer:

Glass production involves two main methods – the float glass process that produces sheet glass, and glassblowing that produces bottles and other containers. It has been done in a variety of ways during the history of glass.