Disadvantages of the equipment does noxtexist without its merits.
The disadvantages inherent in any real working machine.
Actual specifications and description of equipment you can
check out the "EQUIPMENT" .
Our equipment is constantly being upgraded. The disadvantages are eliminated
and replace them with new qualities emerge and new
disadvantages. For, as the fox said Little Prince:
"NO PERFECTION IN THE WORLD."
The main problem is a deep vacuum. And the speed of his achievements.
Two-stage pumping air (initially a fast powerful water-packed
pump, and then a slow mechanical) certainly bears fruit,
but it greatly complicates the work of staff.