-
No gas
to fuel the skateboard
-
No cars
to use in the streets
-
it is
a lot of fun
-
it it
something to do when you are bored
-
there
is no pollution in the air
-
which
will leave the air cleaner
|
-
needs
a lot of magnets
-
needs
material for guide rail
-
need to
make a lot of safety gear
-
can get
hurt badly
-
need money
for the materials
-
need money
for the workers
|
