строительство gen.

[Тамирис]

Пожалуйста, помогите перевести.

The Contractor shall be responsible for removing all these scalars from the systems prior to the plan being commissioned.
He shall nevertheless be responsible for cleaning all ducts internally before the plant is commissioned, the provision of the seals being a precaution aimed at reducing the amount of cleaning necessary.

Подрядная организация несет ответственность за удаление ? из систем...

Заранее спасибо.

[paderin]

scales

[Karabas]

и planT в первом предложении.