Understanding of Chemical Safety

Demonstrates a thorough and comprehensive understanding of chemical safety practices.

Demonstrates a basic understanding of chemical safety. There may be a few misunderstandings or errors.

Lack of understanding of chemical safety, with many errors or omissions.

Use of Appropriate Cleaning Chemicals

Correctly identifies and uses the appropriate cleaning chemicals for all tasks.

Occasionally identifies and uses the appropriate chemicals. The number of errors is concern.

Fails to appropriately identify cleaning chemicals, numerous errors and incorrect uses.

Technique and Precision

Uses precise and effective techniques to handle and apply chemicals.

Uses adequate techniques but there may be significant inaccuracies or inefficiencies.

Techniques are poor or incorrect, with minimal understanding displayed.

Disposal and Storage of Chemicals

Chemicals are stored and disposed properly and safely at all times.

Chemical storage and disposal are inconsistent, with some potentially unsafe practices.

Chemicals are often stored or disposed of improperly, posing a serious safety hazard.