background image
food
packaging
packaging
eq
P
P
C
P
V
eq
P
eq
C
C
K
=
eq
C
V
=
+
K
L
C
C
t
P
eq
1
1
1
0
+
=
=
?
0
=
t
P
C
0
t
P
P
P
C
V
=
ISU=kg
m
-3
ISU=kg
kg
-1
ISU=m
3
DIMENSIONLESS NUMBERS
V
V
P
=
P
L
geometry
MASS BALANCE