Safe or Unsafe?

The students wore safety goggles to protect their eyes. Safe or Unsafe?

The class ran to their seats when they entered the room. Safe or Unsafe?

Hannah was playing and did not hear the directions. Safe or Unsafe?

Jamal listened carefully to all directions before starting his experiment. Safe or Unsafe?

Kim smelled and tasted one of the materials in the science lab. Safe or Unsafe?

Everyone washed their hands after the experiment? Safe or Unsafe?