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Chemical Hazard Awareness Module

Chemical Hazard Awareness Module
Contributors
Beyond Benign, Inc.
Retired K-12 Educator | Beyond Benign, Inc.
Education and Workforce Development Specalist | Science Done Sustainably
Beyond Benign, Inc.
Learning Objets
Summary
The Chemical Hazard Awareness Module is designed to be used in conjunction with a laboratory exercise that you currently use in your classroom or laboratory. We have outlined this exercise for use with Beyond Benign’s laboratory exercise “Reactions Lab” (found online here: http://www.beyondbenign.org/K12education/highschool.html). The Reactions Lab allows students to observe different types of reactions and identify the type of reaction (single displacement, double displacement, composition (synthesis), or decomposition), as well as analyze different reaction procedures for their “greenness.” The module can be adapted for use with other chemistry laboratory experiments to assess the hazards of the chemicals used.

There are many organizations that have been working to streamline and figure out a consistent way of communicating chemical hazards. However, when each group has their own set of criteria, it can be difficult to understand the level of hazard associated with a particular chemical. To address the issue, this module helps students to understand the language of chemical hazards. It is designed to be used after introducing students to Safety Data Sheets (SDSs).

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Moderation state
Published
Object Type
Laboratory experiment
Audience
High School (Secondary School)
Published on
Green Chemistry Principles
Waste Prevention
Less Hazardous Chemical Syntheses
Designing Safer Chemicals
Real-Time Pollution Prevention
NGSS Standards, if applicable
• HS-ETS1-3. Evaluate a solution to a complex real-world problem based on prioritized criteria and tradeoffs that account for a range of constraints including cost, safety, reliability, and aesthetics as well as potential social, cultural and environmental impacts.
Learning Goals/Student Objectives
n/a
Common pedagogies covered
Hands-on learning

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Safety Precautions, Hazards, and Risk Assessment
None
Teacher Recommendations or Piloting Data (if available)
The following articles are suggestions for student background reading in advance of this exercise:
“How Toxic is Toxic?”
Chem Matters, American Chemical Society, December 2014
https://teachchemistry.org/chemmatters/december-2014/how-toxic-is-toxic

“Natural versus Synthetic Chemicals is a Gray Matter”
http://blogs.scientificamerican.com/guest-blog/natural-vs-synthetic-chemicals-is-a-gray-matter/

“Banned in Europe, Safe in the U.S.”
http://ensia.com/features/banned-in-europe-safe-in-the-u-s/

“When it Comes to Chemicals, How Safe is “Safe”?”
http://www.ewg.org/enviroblog/2013/06/when-it-comes-chemicals-how-safe-safe
Digital Object Identifier (DOI)
https://doi.org/10.59877/OTJQ9913
Creative Commons License