Rules & Reasons
What rule protects your eyes from splashes?
Wear goggles — Reason: Protects eyes from splashes
🥽 means…
Eye protection
If a spill happens on the floor near your table, what do you do first?
Tell the teacher immediately
A cup of salsa sat at room temp for hours — what is one way you could check safety (pH or temperature)?
Measure its temperature (keep cold/hot, not room temp) or check pH (acidic environment = safer)
Write one safety rule in your own words.
Any valid rule (e.g., “Always wear goggles to protect your eyes”)
What rule prevents accidental ingestion or contamination?
No food/drink in lab — Reason: Prevents ingestion/contamination
☠️ means…
Poison/toxic
If glassware breaks, who should you tell?
The teacher
Why do we keep foods cold or hot instead of room temperature?
To prevent bacterial growth (food safety)
Why does it matter to wear goggles in labs?
Protects eyes from chemicals, glass, or splashes
What rule stops slips or reactions and helps safe cleanup?
Tell the teacher about spills/breaks — Reason: Safe cleanup
⚡ means…
Electrical hazard
Why should you walk instead of run in a lab?
To avoid accidents/collisions
What rule protects your skin from germs or residues after a lab?
Wash hands after labs — Removes residues/germs
Why should you never eat snacks or drink Mtn Dew in a lab?
Prevents accidental poisoning/ingestion
What rule keeps hair and sleeves away from flames or chemicals?
Tie back hair / secure sleeves — Reason: Keeps away from flames/chemicals
🔥 means…
Heat/open flame
Why keep lids closed on containers?
Reduces spills/fumes and avoids contamination
What rule prevents burns or cuts when handling hot/sharp items?
Use tools for hot/glass items — Safer handling
What rule prevents collisions or accidents in the lab?
Walk, don’t run — Avoids accidents
What rule prevents mistakes by knowing the steps before touching materials?
Read/listen to directions before touching materials — Reason: Prevents mistakes
🧪 means…
Corrosive
Why should you keep water away from outlets?
Prevents electrical shock
Which rule protects against electrical shock?
Keep water away from outlets
Give an example of following directions before starting a lab and why it matters.
Example: Reading instructions before mixing chemicals to avoid dangerous reactions.