Zhōngguó
Pусский
English
Français
Español
About Tunnelling
Why
go underground
How
to go underground
Use
of underground spaces
Case
Histories
Main glossary
Particulates
Search for glossary terms (regular expression allowed)
Begin with
Contains
Exact term
Sounds like
All
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Term
Definition
Particulates
Tiny, physical objects in the air of any kind, e.g. dust. High levels can represent a form of
air pollution
