Автор - SaNcHiK86
1. Last Friday a severe accident (was prevented) due to proper training of the employees.
2. Goggles are usually (worn) in workshops and on construction sites.
3. Heavy machinery must (be operated) by highly qualified specialists.
4. Fewer people (will be injured) on the job if employers take charge of their safety.
5. Tools that (are inspected) and (maintained) regularly provide safe working conditions.