What does HDG stand for?
HDG stands for "Highly Decomposed Granite"
How to abbreviate "Highly Decomposed Granite"?
"Highly Decomposed Granite" can be abbreviated as HDG
What is the meaning of HDG abbreviation?
The meaning of HDG abbreviation is "Highly Decomposed Granite"
What does HDG mean?
HDG as abbreviation means "Highly Decomposed Granite"
