Lab Safety

• Never put chemicals back into the container, to avoid

• decreased storage conditions

• contamination

• decreased efficiency

• negative chemical reactions

Tags

NGSS.MS-PS1-2

• Never directly ____chemicals; instead, waft the air toward the face

• smell

• mix
• touch
• consume

Chemical labels provide appropriate handling, disposal, care, and storage procedures. Teachers should keep a physical or digital copy of the ______ for each chemical or substance used in the classroom.

• Hazardous Waste Manifest
• Chemical Inventory List
• Material Safety Record
• Material Safety Data Sheet (MSDS)

Tags

NGSS.HS-ETS1-3

Whenever possible, use the safest chemical to achieve a lesson goal. For example, if teaching about acids, use ____ instead of hydrochloric acid.

• lemon juice

• phosphoric acid
• nitric acid
• sulfuric acid

Common safety equipment to have in a classroom:

• Whiteboard markers
• First aid kit, fire extinguisher, emergency exit signs, safety goggles, spill kit, fire blanket, body shower, eye wash station

• Projector remote
• Classroom chairs

When handling chemicals that emit fumes, what safety equipment must be used to avoid inhalation?

• Lab coat

• Safety goggles

• Fume hood

• Gloves

Tags

DOK Level 1: Recall

You are working in the lab and a fire drill occurs.  You should

• Turn off any gas if using and leave

• Continue working

• Pour everything down the drain and leave

• Scream hysterically and run in circles

• ____ agents should be kept away from flammable materials.

• Inert agents
• • Oxidizing

• Non-reactive agents
• Stable agents

• ____ should be slowly poured into solutions because heat can be generated from the reactions. Never add water to it.

• base
• acid
• salt
• sugar

Tags

NGSS.MS-PS3-4

Acids, volatile, flammable, and toxic substances should be reacted under a ____ to prevent inhalation of chemical compounds. 

• fume hood
• chemical storage room
• open lab bench
• safety cabinet

Tags

NGSS.HS-ETS1-3