Question

скласти речення с словами slag,cinder, pumice, prestressed, concrete ​

Answer 1

Ответ:

The slag material was recycled by an environmental company

Burning cinder is dangerous for an atmosphere

You can also build a new chimney using a pumice liner system.

The use of the material in reinforced and prestressed concrete in bridges is not permitted under the standard specification for road and bridgework.